The latest news and headlines from Yahoo News. Get breaking news stories and in-depth coverage with videos and photos.

Shop gifts for kids that will delight children of all ages. We found the best kids gifts including toys, gadgets, subscription boxes and more.

They're called 'trans fats' - and doctors now say they are the major health threat in our food. Here, we explain just what they are and reveal the products they lurk in ...

Your guide to the most essential developments in life sciences.