This video challenges the fundamental concept of what defines a species in biology. It presents examples of hybrid animals ...

Fish living downstream of wastewater treatment plants are accumulating antidepressants, opioids and other drugs of abuse in ...

Fish living downstream of wastewater treatment plants are accumulating antidepressants, opioids and other drugs of abuse in ...

"Female mosquitoes have to carefully manage energy and nutrients to produce eggs, and if that process is disrupted, ...

TWINS CAN HAVE TWO DIFFERENT FATHERS?! It sounds like an impossible plot twist ripped straight from a daytime drama. But what if we told you this isn't fiction? This is real, incredible biology ...

Born in the early hours of a chilly February morning and weighing 308 pounds, Linh Mai is the Smithsonian’s National Zoo and ...

Noor has been a consultant on several episodes over the years, including season three of “Star Trek: Strange New Worlds.” “My ...

For most animals, survival is a game of chance. Sexual reproduction mixes DNA, keeping the gene pool diverse and giving ...

On Nonsuch Island — a 14-acre speck in Bermuda's northeast corner — conservationists recently watched a cahow chick emerge ...

This semi-aquatic mammal may look improbable, but its biology reveals how evolution shapes even the strangest mammal bodies.

New research shows that birds investing more energy in reproduction age faster and live shorter lives than those investing less.