What happens to a cuisine's national identity once it crosses international borders?
The first results of a human trial of an experimental vaccine to protect against Ebola
Why do we cook food rather than just eat it raw?
A new study looks at what is causing severe air pollution over Beijing
Software to protect human rights activists targeted for online surveillance
With mass graves and mass protests in Mexico, who is in charge?
The hidden problem of addiction to over-the-counter painkillers
Iran's first female triathlete gets advice from an icon of the endurance sport
Companies are vying to improve junk food, but will customers actually want to eat it?
Monica Grady from the Open University discusses the latest news from the comet mission.