A surprising finding from researchers in Japan has shown how an environmental factor can influence the development of sex organs in unborn mice. The discovery challenges the longstanding belief that ...

A new paper published in Nature on June 4 shines light on how an enigmatic part of male aging—the loss of Y chromosomes—is ...

Seahorses are some of the most unique and fascinating creatures in the ocean. With their horse-like heads, curly tails, and elegant, upright postures, seahorses defy the usual expectations we have for ...

Conservancy of Southwest Florida scout snake Loki was found dead in a pile of debris, apparently mauled by a bobcat, with its ...

Imagine a future where a diagnosis of untreatable male infertility is no longer the end of the road—because science has found ...

Burmese pythons are wreaking havoc on the Everglades ecosystem, but some native animals have been known to prey on the ...

The controversial program to return the predators to the American West has produced tension for three decades.

Scientists used enamel proteins from 2-million-year-old teeth to find unexpected variation in Paranthropus robustus.

Scientists used enamel proteins from 2-million-year-old teeth to find unexpected variation in Paranthropus robustus.

Researchers have created a "mosquito STD" in an effort to stop the pesky pests from spreading malaria to humans.

Florida has dozens of nonnative lizard species that are bigger, faster and stronger than native species. They have teeth, and some have bad attitudes. Here’s a look at which ones can ...