Poisonous and venomous animals have several tricks so their own defense mechanisms don't hurt them.
A few animals species and humans eat dirt, but researchers think they now know why some parrots do it.
94% of the water tested in the U.S. has tiny plastic fibers in it floating around that most people aren't aware of.
Humans are trying their best to colonize Mars, but there are still a lot of uncertainties — like whether we could survive on the planet's surface.
Employees at a King Soopers food processing facility in Denver returned to work after a hazmat scare early Monday morning.
For the first time in 40 years, the government is overhauling the rules for toxic chemicals.