For some illnesses, shorter courses of antibiotics work just as well as longer ones, but researchers are still working out the ideal timescales for many infections - and it may not line up with when you feel better.
A team of historians, archaeologists and forensic anthropologists is trying to identify 15 German soldiers who were unceremoniously dumped in a ditch after trying to help the British capture Philadelphia.
Gamers face eye strain, repetitive-use conditions, back problems and even blood clots. Lessons from music, dance and car racing can help prevent and treat these injuries.
Scientists went to the heart of the El Niño pattern to learn from living and fossil corals. The results show El Niño's intensifying coincides with global warming.