Past Lectures

2011 2012 2013 2014 2015 2016 2017

Previous Lectures are listed below.

Programme 2019 - Summer Term 2019

10 May	Crystallography and how Biology and Physics can help design new Pharmaceuticals to treat pain	Professor Bonnie Wallace, Institute of Structural Crystallography, Birkbeck College University of London.
17 May	Geometry in Curvy Space – when Angles Don’t Sum to 180	Albert Wood, Ph.D student, UCL Department of Mathematics.
24 May	Seismology, Plate Tectonics and Earthquake Geology.	Dr Tom Mitchell UCL Department of Earth Sciences.
31 May	No lecture ( School half term)
7 June	The Chemistry of the Periodic Table of the Natural Elements - a demonstration lecture	Dr Jeremy Carl Cockcroft, UCL Department of Chemistry.
14 June	Medical Physics	Dr Cameron Deans UCL Department of Physics & Astronomy
21 June	Space Geodesy- Survey of Planet Earth by Global Satellites	Dr Santosh Bhattarai UCL Department of Civil, Environmental & Geomatic Engineering.
28 June	Introduction to Astrophysics,	Dr Jon Holdship, UCL Department of Physics & Astronomy.
5 July	Introduction to Astronomy and our place in the Universe	Dr Sarah Hutton, Henrietta Barnett School, London.

Summer Term 2017

5 May	Discovery of Exoplanets and the search for life beyond the Solar System	Dr Ingo Waldman UCL Department of Physics & Astronomy
12 May	Artificial Intelligence and Robotics	Professor Peter McOwan School of Engineering & Computer Science Queen Mary University of London
19 May	The World of Rotations: Coriolis Forces, Angular Momentum and Gyroscopes - a demonstration lecture	Professor John Humberston UCL Department of Physics & Astronomy
26 May	The flight of the BumbleBee and the Science of how Aeroplanes Fly	Dr Ken Zetie St Paul’s School, London
2 June	No Lecture (School Half-Term)
9 June	The Chemistry of the Periodic Table of Elements - a demonstration lecture	Dr Jeremy Cockcroft UCL Department of Chemistry
16 June	How Biology and Physics can help us Design new Pharmaceuticals to treat pain	Professor Bonnie Wallace Institute of Structural Crystallography, Birkbeck College University of London
23 June	Engineering Structures: Design and Calculations	Dr John Eyre UCL Department of Civil, Environmental & Geomatic Engineering
30 June	What is a Quantum Computer?	Dr Dan Browne UCL Department of Physics & Astronomy
7 July	Introduction to Astronomy and our place in the Universe	Dr Sarah Hutton The Henrietta Barnett School, London

Spring Term 2017

20 January	A little Physics for Understanding Molecular Machines of Life	Professor Bart Hoogenboom, UCL & IC London Centre for Nanotechnology
27 January	Principles of Microwave Radiation and applications at home, Industry and University Research	Dr Clive Poole UCL Department of Electronic & Electrical Engineering
3 February	Greenland: geological evolution from the oldest crust on Earth, plate tectonics, formation of mineable deposits and comments on mass extinctions!	Dr Adrian Jones UCL Department of Earth Sciences
10 February	The influence of Chinese Science & Technology on the European Scientific Revolution	Professor Andy Gregory UCL Department of Science & Technology Studies
17 February	No Lecture (School Half-Term)
24 February	Space Weather, Solar Eruptions, Earth's Magnetic Field and why this is important to modern life	Dr Anasuya Aruliah UCL Department of Physics & Astronomy
3 March	How to Measure the Multiverse	Dr Andrew Pontzen UCL Department of Physics & Astronomy
10 March	Seeing the invisible Universe: the past, present and future of IR Astronomy	Dr Giorgio Savini UCL Department of Physics & Astronomy
17 March	Aliens!... Where are you?	Dr Francisco Diego UCL Department of Physics & Astronomy
24 March	The Hidden World of the Atom (A demonstration lecture)	Dr Robert Palgrave UCL Department of Chemistry

Autumn Term 2016

7 October	The Mathematical Brain	Dr Brian Butterworth UCL Institute of Cognitive Neuroscience
14 October	How the Large Hadron Collider Cures Cancer: Proton Therapy at UCLH	Dr Simon Jolly High Energy Particle Physics UCL Department of Physics & Astronomy
21 October	What happens to Chemistry & Biology at extremes of pressure	Professor Paul McMillan UCL Department of Chemistry
4 November	Applications of Ultrasound and how to make an Ultrasound Levitator	Professor Bruce Drinkwater Department of Mechanical Engineering University of Bristol
11 November	Quantum Secrets of Photosynthesis	Dr Alexandra Olaya-Castro Quantum Physics of Biomolecular Processes UCL Department of Physics & Astronomy
18 November	Why Planet Earth is Habitable	Dr Philip Pogge Von Strandmann Geochemistry Research Group Birkbeck College London & UCL
25 November	Quantum Teleportation	Professor John Morton London Centre for Nanotechnology & UCL Department of Electronic & Electrical Engineering
2 December	Discoveries from the Electron to Quarks and the Higgs Boson and the latest results from CERN	Professor Jon Butterworth High Energy Particle Physics UCL Department of Physics & Astronomy
9 December	Antimatter in the laboratory and the Universe	Dr David Cassidy Atomic, Molecular, Optical and Positron Physics UCL Department of Physics & Astronomy
16 December	Nature-Inspired Chemical Engineering	Professor Marc-Oliver Coppens UCL Department of Chemical Engineering

Summer Term 2016

29 April	Bend it like Einstein Gravitational Lensing	Dr Benjamin Joachimi UCL Department of Physics & Astronomy
6 May	Ultra Low Temperature Nanotechnology Experiments: Why & How?	Mr Pavlos Apostolidis London Centre for Nanotechnology & UCL Department of Physics & Astronomy
13 May	Proteins, DNA and Designer Drugs	Professor Bonnie Wallace Birkbeck University of London
20 May	Mathematical Game Theory and Cancer Cells	Mr Daniel Gradeci London Centre for Nanotechnology & UCL Department of Physics & Astronomy
27 May	The ‘f’ Elements: a Neglected Part of the Periodic Table? - A demonstration lecture	Dr Jeremy Cockcroft UCL Department of Chemistry
10 June	Cosmic Rays: Origins, Transport and Hazards for Human Technology on Earth	Dr Simon Thomas UCL Mullard Space Science Laboratory
17 June	Artificial Intelligence and Space Robots	Dr David Selviah UCL Department of Electronic & Electrical Engineering
24 June	Harvey’s Heart: The Discovery of Blood Circulation	Professor Andrew Gregory UCL Department of Science & Technology Studies
1 July	Investigating the formation and evolution of our Solar System from Cosmic Dust	Dr Penny Wozniakiewicz University of Kent

Spring Term 2016

15 January	Introduction to Astronomy and our place in the Universe	Dr Sarah Hutton UCL Department of Physics & Astronomy
22 January	Origin, Evolution and Extinction of the Dinosaurs	Professor Paul Barrett Natural History Museum
29 January	The Magnetosphere: Earth’s local bubble, shielding us from solar storms	Dr Licia Ray UCL Mullard Space Science Laboratory
5 February	Computers working at the speed of Light	Dr David Selviah UCL Department of Electronic & Electrical Engineering
12 February	The Laws of Thermodynamics and Perpetual Motion Machines	Professor Steven Bramwell UCL Department of Physics & Astronomy
19 February	No Lectures (School half term)
26 February	Milankovitch Cycles: Ice Ages and Climate Change	Professor Alan Aylward UCL Department of Physics & Astronomy
4 March	The Copernicus Revolution: The move towards Heliocentric Solar System	Professor Andrew Gregory UCL Department of Science & Technology Studies
11 March	Diamond - more than a girl’s best friend?	Dr Katherine Holt UCL Department of Chemistry
18 March	Right hand, Left hand: The origins of Asymmetry in Brains, Bodies, Atoms and Cultures	Professor Chris McManus UCL Faculty of Life Sciences

Autumn Term 2015

2 October	Light: Glowing Fish and how to make a Laser - A Demonstration Lecture	Dr Elinor Bailey UCL Department of Physics & Astronomy
9 October	The Origin of Life	Dr Nick Lane UCL Genetics and Evolutionary Biology
16 October	Geophysics in Gas and Oil Exploration and should we Extract Gas from Shale by Hydrofracking?	Mr Sean McQuaid ERC Equipoise Ltd. London
6 November	Liquid Crystals & 3D Display with Prospects for ‘Real’ Virtual Reality - A Demonstration Lecture	Dr Sally Day UCL Department of Electronic & Electrical Engineering
13 November	The Centenary of Einstein's Theory of Relativity	Dr Christian Boehmer UCL Department of Mathematics
20 November	Chemistry through the looking Glass: Mirror–image Molecules and applications in Chemistry, Biology and Pharmacology - A Demonstration Lecture	Dr Mike Porter UCL Department of Chemistry
27 November	What is a Quantum Computer?	Dr Dan Browne UCL Department of Physics & Astronomy
4 December	Photons, Spacecraft, Atomic Clocks and Einstein	Professor Marek Ziebart Space Geodesy & Navigation Laboratory, UCL Department of Civil, Environmental & Geomatic Engineering
11 December	Colonising Planet Mars as a one-way venture: Would you really leave your family to go?	Professor Alan Aylward UCL Department of Physics & Astronomy

Summer Term 2015

1st May	Understanding Changes in the Earth’s Atmosphere	Dr David Rowley UCL Department of Chemistry
8th May	Language and the Brain: Insights from Deafness and Sign Language	Dr Mairead MacSweeney UCL Institute of Cognitive Neuroscience
15th May	Engineering Structures: Design & Calculation	Dr John Eyre UCL Department of Civil, Environmental & Geomatic Engineering
22nd May	The Flight of the Bumblebee and the Science of How Aeroplanes Fly	Dr Ken Zetie St. Paul’s School
5th June	Sounds of the Solar System: Using our Ears to Understand Outer Space - a Multimedia Presentation	Dr Robert Wicks UCL Mullard Space Science Laboratory
12th June	Everest High-Altitude Medicine and Sports Science	Dr Dan Martin UCL Centre for Altitude, Space & Extreme Environment Medicine
19th June	Magnetospheres: Shielding Earth from Cosmic Rays and the Sun	Dr Licia Ray UCL Department of Physics & Astronomy
26th June	Radioactivity: Properties, Hazards and Uses of Ionising Radiation – a Demonstration Lecture	Mr John Makepeace National Physical Laboratory
3rd July	Electromagnetic Induction – a Demonstration Lecture	Dr Paul Bartlett UCL Department of Physics & Astronomy

Spring Term 2015

16th January	The World of Rotations: Coriolis Forces, Angular Momentum and Gyroscopes - A Demonstration Lecture	Professor John Humberston UCL Department of Physics & Astronomy
23rd January	Auroras Abound – Comparing the Northern Lights of Earth, Jupiter and Saturn	Dr Licia Ray UCL Department of Physics & Astronomy
30th January	Artificial Intelligence: Will Robots Take Over?	Professor Peter McOwan School of Electronic Engineering & Computer Science, Queen Mary, University of London
6th February	Puzzles & Paradoxes in Science & Mathematics	Professor Tony Mann Department of Mathematical Sciences, University of Greenwich
13th February	Chemistry through the Looking Glass: Mirror-image Molecules and Applications in Chemistry, Biology & Pharmacology – A Demonstration Lecture	Dr Mike Porter UCL Department of Chemistry
27th February	Interstellar Travel	Professor Ian Crawford Department of Earth & Planetary Sciences, Birkbeck University of London
6th March	Nature-Inspired Engineering	Professor Marc-Oliver Coppens UCL Department of Chemical Engineering
13th March	Why are Antibiotics Becoming Less Effective?	Professor Peter Taylor UCL School of Pharmacy
20th March	Outflows from Stars and Supernova Detonations: Spreading The Stuff of Life	Professor Raman Prinja UCL Department of Physics & Astronomy

Autumn Term 2014

26th September	How the Large Hadron Collider Cures Cancer: Proton Therapy at UCLH	Dr Simon Jolly UCL Department of Physics & Astronomy
3rd October	Radiation & Reason: A Fresh Look at the Effect of Radiation on Life	Professor Wade Allison Department of Physics, University of Oxford
10th October	What Happens to Chemistry & Biology at Extremes of Pressure	Professor Paul McMillan UCL Department of Chemistry
17th October	Smashing Physics: The Higgs Boson Discovery at CERN and Beyond...	Professor Jon Butterworth UCL Department of Physics & Astronomy
7th November	The Mechanics of Memory: How Does the Brain Store and Recall Memories?	Professor Tim Bliss FRS British Institute for Medical Research
14th November	When Stars Explode: How UCL Students Discovered the Closest Thermonuclear Supernova in a Generation	Dr Steve Fossey UCL Department of Physics & Astronomy
21st November	Robots in the Real World	Dr Simon Julier UCL Department of Computer Science
28th November	Geological Evolution of the Earth’s Crust, Plate Tectonics and Volcanism	Dr Adrian Jones UCL Department of Earth Sciences
5th December	Applications of Ultrasound and How to Make an Ultrasound Levitator	Professor Bruce Drinkwater Department of Mechanical Engineering, University of Bristol
12th December	How do Embryos Make Themselves?	Professor Nick Monk School of Mathematics and Statistics & Centre for Membrane Interactions & Dynamics, University of Sheffield

Summer Term 2014

9th May	Flu Pandemics – Making Vaccines when we need them most	Dr Tarit Mukhopadhyay UCL Department of Biochemical Engineering
16th May	Light: Glowing Fish and how to make Lasers	Dr Elinor Bailey UCL Department of Physics & Astronomy
23rd May	Engineering Structures: Design & Calculation	Dr John Eyre UCL Department of Civil, Environmental & Geomatic Engineering
6th June	Radioactivity: Properties, Hazards and Uses of Ionising Radiation – a Demonstration Lecture	Mr John Makepeace National Physics Laboratory
13th June	International year of Crystallography - DNA, Proteins and Drug Design	Professor Bonnie Wallace Institute of Structural and Molecular Biology Birkbeck University of London
20th June	Planetary Geology & Geophysics – Latest Discoveries and the Search for Life in the Solar System	Dr Dominic Fortes UCL Department of Earth Sciences
27th June	What is a Quantum Computer?	Dr Dan Browne UCL Department of Physics & Astronomy

Spring Term 2014

24th January	How to Win a Nobel Prize or How the Scientific Method Works: Using Nobel Prizes in Chemistry - a Demonstration Lecture	Dr Dewi Lewis UCL Department of Chemistry
31st January	From Trilobites to Tyrannosaurus: Examining long-term Trends of Body-Size Evolution in the Fossil Record	Dr Mark Bell UCL Department of Earth Sciences
7th February	X-Rays, the two Braggs and how they anticipated Nanotechnology and the Quest for Medical Sensors	Professor Ian Robinson UCL Department of Physics & Astronomy & London Centre for Nanotechnology
14th February	Stuff Matters: From Synthetic Skin to Spacecraft	Professor Mark Miodownik UCL Department of Mechanical Engineering
28th February	Right Hand, Left Hand: The Origins of Asymmetry in Brains, Bodies, Atoms & Cultures	Professor Chris McManus UCL Faculty of Life & Medical Sciences
7th March	Cosmology: Does Dark Matter Exist and, if so, what is it?	Dr Andrew Pontzen UCL Department of Physics & Astronomy
14th March	Bionic Hearing: The Physiology & Biomedical Engineering of Natural Hearing	Professor Ian Shipsey Department of Physics, University of Oxford
21st March	A Journey throught 2500 years of Codes & Ciphers	Dr Jenny Sharp School of Computing & Mathematics, University of Plymouth

Autumn Term 2013

4th October	Solar Eruptions, Earth’s Magnetic Field & Why Space Weather is Important to Modern Society	Dr Anasuya Aruliah Atmospheric Physics Laboratory UCL Department of Physics & Astronomy
11th October	Liquid Crystals & 3D Displays with Prospects for ‘Real’ Virtual Reality: Hologram – a Demonstration Lecture	Dr Sally Day UCL Department of Electronic & Electrical Engineering
18th October	The Influence of Chinese Science & Technology on the European Scientific Revolution	Dr Andrew Gregory UCL Department of Science & Technology Studies
8th November	Catalytic Science for the Future: Using Synchrotron Radiation & Laser Facilities to Develop New Fuels, Batteries, Materials & a Cleaner Environment	Dr Josie Goodall UK Catalysis Hub, Research Complex at Harwell, Rutherford Appleton Laboratory
15th November	The Formation of Elements since the Big Bang - A Demonstration Lecture	Dr Graeme Hogarth UCL Department of Chemistry
22nd November	Artificial Intelligence & Robotics	Professor Peter McOwan School of Electronic Engineering & Computer Science Queen Mary, University of London
29th November	Antimatter in the Laboratory & the Universe	Dr Robert Flack High Energy Particle Physics UCL Department of Physics & Astronomy
6th December	Artificial Photosynthesis & its Applications	Dr Alison Parkin Department of Chemistry, University of York
13th December	Snowball Earth & the Beginnings of Animal Evolution	Professor Graham Shields UCL Department of Earth Sciences

Summer Term 2013

10th May	Exploring Mars: Water, Life & the Curiosity Rover	Dr Peter Grindrod UCL Department of Earth Sciences
17th May	DNA and other Components of Life	Professor Bonnie Wallace Institute of Structural & Molecular Biology Birkbeck College University of London
24th May	Hybrid, Low Fuel Consumption & Hydrogen Powered Cars	Professor Richard Bucknall UCL Department of Mechanical Engineering
7th June	Scientific Discoveries of Classical Greece & its Influence on Modern Science	Dr Andrew Gregory UCL Department of Science & Technology Studies
14th June	Dissecting the Light: Curiosity & Discovery in Observational Astrophysics	Dr Steve Fossey University of London Observatory UCL Department of Physics & Astronomy
21st June	The Flight of the Bumblebee & the Science of How Aeroplanes Fly	Dr Ken Zetie St. Paul’s School, London
28th June	Light: Shining Fish and How to Make Lasers	Elinor Bailey UCL Department of Physics & Astronomy

Spring Term 2013

18th January	Where's My Quantum Computer, and Why Do I Want One?	Dr John Morton UCL Department of Electronic & Electrical Engineering and London Centre for Nanotechnology
25th January	What Would Aliens Look Like? How Humans Might Evolve if They Colonise Space	Dr Lewis Dartnell Birkbeck College & UCL Centre for Planetary Sciences
1st February	Right Hand, Left Hand: The Origins of Asymmetry in Brains, Bodies, Atoms & Cultures	Professor Chris McManus UCL Faculty of Life & Medical Sciences
8th February	Chemistry through the Looking Glass: Mirror-Image Molecules & Application in Chemistry, Biology & Pharmacology - A Demonstration Lecture	Dr Mike Porter UCL Department of Chemistry
15th February	The Science & Engineering of Invisibility: Can You Make Yourself Invisible?	Dr Akram Alomainy School of Electronic Engineering & Computer Science, Queen Mary, University of London
1st March	Balancing Brooms, Strange Metals and Black Holes	Professor Andrew Green UCL Department of Physics & Astronomy London Centre for Nanotechnology, UCL & IC
8th March	Infrared Astronomy: Seeing the Invisible Universe	Dr Giorgio Savini UCL Department of Physics & Astronomy
15th March	Water for a Thirsty World - Applying Geoscience to Evaluate Reliability & Risks of Groundwater Resources	Dr William Burgess UCL Department of Earth Sciences
22nd March	Immunology, Ageing & Gender - Why is Life Deadlier for the Male?	Dr Jennifer Regan UCL Institute of Healthy Ageing

Autumn Term 2012

5th October	Einstein's Theory of Relativity: Making Matter go Bang, E=mc²	Professor Basil Hiley Theoretical Physics Research Group, Birkbeck College, University of London
12th October	Nanoparticles and their Applications to Medicine	Dr Josie Goodall UCL Department of Chemistry
19th October	Geology of the Planets, the Search for Life and the Latest Data from NASA's Martian Rover	Dr Claire Cousins Department of Earth & Planetary Science, Birkbeck College, University of London
9th November	Artificial Intelligence and Robotics	Professor Peter McOwan School of Electronic Engineering & Computer Science, Queen Mary, University of London
16th November	Cosmic Rays, Neutrinos, Micro-Black Holes and Have We Discovered the Higgs Boson?	Dr Ryan Nichol UCL Department of Physics & Astronomy
23rd November	Satellite Geodesy - Measuring from Space: Sea Level, Ice Cap Variations & Plate Tectonics	Professor Marek Ziebart Space Geodesy & Navigation Laboratory, UCL Department of Civil, Environmental & Geomatic Engineering
30th November	The World of Rotations: Coriolis Forces, Angular Momentum & Gyroscopes - A Demonstration Lecture	Professor John Humberston UCL Department of Physics & Astronomy
7th December	Biomedical Engineering: New Ways of Making Bubbles, Capsules, Particles, Fibres, Coatings & Scaffolds for Industry & Medicine	Professor Mohan Edirisinghe UCL Department of Mechanical Engineering
14th December	Mitochondria: The Power Behind the Evolution of Complex Life	Dr Nick Lane UCL Department of Genetics, Evolution & Environment

Summer Term 2012

18th May	From Euclid to Modern Geometry: Do the Angles of a Triangle really add up to 180 degrees?	Professor Mark Ronan Department of Mathematics UCL & University of Illinois
25th May	Biomimicry: Inventions by Scientists and Engineers by copying from Nature and the Search for the Origin of Life	Dr Josie Goodall UCL Department of Chemistry
1st June	Mitochondria - at the Heart of Life and Death	Professor Michael Duchen UCL Cell & Developmental Biology
15th June	The Mysteries of our Galaxy and its Neighbours as uncovered by the Herschel Space Observatory	Dr Mikako Matsuura UCL Department of Physics & Astronomy
22nd June	Engineering Structures: Design and Calculation	Dr John Eyre UCL Department of Civil, Environmental and Geomatic Engineering
29th June	Properties, Hazards and Uses of Ionising Radiation and Radioactivity - a demonstration lecture	Dr John Makepeace National Physics Laboratory

Spring Term 2012

27th January	DNA and Other Constituents of Life	Professor Bonnie Wallace Institute of Structural and Molecular Biology Birkbeck, University of London
3rd February	Unweaving Star Rainbows: Bridges to the Secrets of the Universe - a Spectroscopy demonstration lecture	Dr Francisco Diego UCL Department of Physics & Astronomy
10th February	Artificial Intelligence and Robotics	Professor Peter McOwan School of Electronic Engineering & Computer Science Queen Mary, University of London
24th February	The Geological History and Exploration of the Moon and its Importance in Understanding the Origin and Evolution of Life on Earth	Dr Ian Crawford Department of Earth & Planetary Sciences Birkbeck, University of London
2nd March	The Global Rise and the Electronics of Digital Communications - a demonstration lecture	Dr John Mitchell UCL Department of Electronic & Electrical Engineering
9th March	How Alan Turing Discovered How Patterns Form in Chemical & Biological Systems - a demonstration lecture	Professor Andrew Sella UCL Department of Chemistry
16th March	Imaging the Human Brain: Using Magnetoencephalography to Image in Real-Time the Activity within a Living Brain	Professor Stephen Swithenby Faculty of Science, The Open University
23rd March	Fingerprints of the Early Universe: Is there Evidence for Multiverses?	Dr Hiranya Peiris UCL Department of Physics & Astronomy

Autumn Term 2011

7th October	Antimatter, Quarks, Higgs Boson and the latest results from the Large Hadron Collider at CERN	Professor Jon Butterworth UCL Department of Physics & Astronomy
14th October	Why evolution is right and creationism is wrong	Professor Steve Jones UCL Biological Sciences
21st October	The formation and chemistry of the chemical elements since the Big Bang- a demonstration lecture	Dr Graeme Hoggarth UCL Department of Chemistry
4th November	Magnetism in the solar system, plate tectonics and journey into the centre of the Earth	Professor David Price UCL Department of Earth Sciences
11th November	Visualising the dynamics of living bacterial cell by microscopy and fluorescence spectroscopy	Professor Conrad Mullineaux School of Biological and Chemical Sciences Queen Mary, University of London
18th November	Using quantum mechanics to discover new crystal structures of pharmaceuticals	Professor Sally Price UCL Department of Chemistry
25th November	Sources of renewable energy: harnessing off-shore wind, wave and tidal currents	Dr Kevin Drake UCL Department of Mechanical Engineering
2nd December	Cooling or warming? Climate prediction for Europe for the next 40 years and implications for Global Climate	Professor Alan Aylward UCL Department of Physics & Astronomy
9th December	Can you make yourself invisible?: The Science and Engineering of invisibility	Dr Ackram Alomainy Department of Electronic Engineering Queen Mary, University of London
16th December	Einstein’s Theory of Relativity	Dr Christian Boehmer UCL Department of Mathematics