There was a time when nobody picked up after their dogs – and it would have been considered disgusting to do so. What caused the change in attitude?

Scientists have discovered that gut-born bacteria may hold the secret for treatments of everything from IBD to Parkinson’s disease. Now they just need samples from the people living in the most ...

Human spaceflight created unexpected challenges, including how astronauts use the bathroom in a weightless environment. Early ...

Not everyone has the luxury of pulling fresh seafood from a nearby ocean, so we identified some of the best -- and worst -- ...