Scientists think these critters deserve their own category in recognition of this strange feeding method.
A good kind of slime
Sudden peeing, sweat balls, and so much more
That's your immune system working
Short answer: It's flooded with tears
Canadian biochemistry professor proposes a deep investigation.
Bodily fluids have evolved for millions of years to fight bacteria, so why not harness them, like in your toothpaste?!
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.