Professor Nick Fox (UCL Institute for Neurology) comments on questions used in tests for dementia and Alzheimer's disease. Listen: BBC Radio 4 Woman's Hour

Official figures from the Office for National Statistics show that net migration to the UK actually fell by a third last year. "I wouldn't be at all surprised if the numbers continued to fall over the next year or two," says Professor John Salt (UCL Geography). Listen: BBC Radio 5 Live (from 2 hours, 27 mins)

"Every cancer cell in a tumour is different from its neighboring cancer cell," says Professor Charlie Swanton (UCL Cancer Institute).  Listen: BBC Radio 5 Live (from 2 hours, 49 mins)

The Virtual Physiological Human project aims to build models that can mimic biological systems. "At some point, we will have a virtual human," says Professor Peter Coveney (UCL Chemistry), whose blood-flow simulator is an example. Read: New Scientist

A study led by Professor Michael King (UCL Mental Health Sciences Unit) found that, in the UK, people that described themselves as spiritual were three times more likely to have an episode of depression. Listen: BBC World Service

"British colonial slave-ownership was of far greater significance in Britain than has previously been recognised,” said Professor Catherine Hall (UCL History). Read: Guardian Listen: BBC Radio 4's Today (from 2 hours 19 mins) BBC News BBC Radio Merseyside (From 47 mins) More: LBS project BBC News BBC News Dorset Herald Scotland York Press BBC News (2) Indian Express Windsor Star Scottish Sun Wired Plymouth Herald San Francisco Chronicle Las Vegas Sun The Voice Miami Herald Calgary Herald CBC News Denver Post Huffington Post Huffington Post (2) News 24 Evening Standard Hindustan Times Times of India Telegraph Blog Independent Globe & Mail Belfast Newsletter Gazette & Herald Herald Scotland Herald Scotland (2) New York Times St Helen's Reporter Ebony The Argus Caribbean 360 Jamaica Observer This is Nottingham Plus a range of local and international media.

“This gap between what is seen in the surveys and sales potentially has enormous implications for public health in England," says Sadie Boniface (UCL Epidemiology & Public Health). Read: BBC News Listen: BBC Radio 4's Today (from 54 mins) ABC Radio BBC Radio 5 Live's 5 live Drive (from 1 hour, 3 mins) BBC Radio Humberside (from 1 hour, 1 min) Watch: BBC News BBC News (2) Huffington Post ITV's Daybreak (from 23 mins) More: UCL News Guardian Independent Telegraph Express Huffington Post Metro Daily Mail Times (£) Guardian (Comment is Free) Guardian Blog Independent (2) Wolverhampton Express & Star CBS News Express (2) Bristol Post CTV News New Zealand Herald The Australian Japan Times Scottish Sun Belfast Telegraph Washington Star Cambridge News Daily Mail Plus a range of regional and international media.

"When food is being used for comfort, or as a pick-me-up, most people choose something sweet or salty,” said Professor Jane Wardle (UCL Epidemiology & Public Health). Read: Guardian

Professor Jon Butterworth (UCL Physics & Astronomy) asks readers if his blog has had an impact on their lives. Read: Guardian

UCL academics, led by Dr Nick Draper (UCL History), spent three years drawing together 46,000 records of compensation given to British slave-owners into an internet database to be launched for public use on Wednesday. Read: Independent Listen: BBC Focus on Africa (11mins) More: Independent (2) Boing Boing The Voice