What might happen if a body encounters the vacuum of space? Through multiple experiments and a couple of real-life accidents, we know more about how a person would die — and it doesn't look nearly as dramatic as science fiction...

If humans can live without one kidney, how important can they really be? Investigate the vital role these organs play in filtering our blood, removing waste, and managing our bodies' water supply with this short animated video.

It's well known that people should get eight hours of sleep each night, but exactly why is that? Follow along with this short video as it investigates the crucial role sleep plays not only in peoples' physical health, but...