Images of plants painted on pottery made up to 8,000 years ago may be the earliest example of humans’ mathematical thought, a study has found.

Toddlers can pick up new words just by overhearing conversations. Now, new research suggests that some intelligent dogs can expand their vocabulary in just the same way.

Improving health is a common goal for many people in the new year, but where to start? Dr. Leana Wen explains five science-backed actions you can take right now.

Plenty of people – about 1 in 3, according to some studies — feel bad for a day or two after they get a flu shot. The most common symptoms include headaches, muscle aches, fatigue and fever, all of ...