Picture of the Week

LUX dark matter detector

Detecting dark matter

The kind of matter and energy we can see and touch – whether it is in the form of atoms and molecules, or heat and light, only forms a tiny proportion of the content of the Universe, only about 5%. Over a quarter is dark matter, which is totally invisible but whose gravitational attraction can be detected; while over two thirds is dark energy, a force that pushes the Universe to expand ever faster.

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Professor Marshall Stoneham

23 February 2011

Professor Marshall Stoneham FRS, formally of the Department of Physics & Astronomy sadly passed away on 18 February 2011. Please see the link below to an informal obituary on the LCN website:


Page last modified on 23 feb 11 11:28