Hippos might seem harmless from a distance, but their poop plays a surprisingly dangerous role in river ecosystems. Here's how this natural waste can choke out fish, alter water quality, and even ...

John R. Hutchinson does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

As we enter the dog days of summer, people will try all sorts of things to escape the heat, from sweating in front of a fan to drinking a piping hot cup of tea (which actually does help). But body ...