Can oxygen sometimes be toxic? Find out on today's Moment of Science.
Scientists tested eighteen reindeer with light, and found that their eyes responded to both visible light and ultraviolet.
Why can't we landlubbers focus underwater without goggles?
It turns out, tears are more essential than might have thought. This Moment of Science looks at the chemistry of tears.
Spitting Cobras, found in Africa and Asia, kill thousands of people each year. Learn about their deadly fangs on this Moment of Science.
Although this surgery might soon be available to the public, it’s worth wondering why we would want such enhanced vision. Most of us, like Clark Kent, don’t really need it. Unless, that is, you’re considering a career in the superhero business.