For every recognized vertebrate species, there are on average two unrecognized, or "cryptic" species, according to a new study led by University of ...

Hummingbirds are fascinating little birds found all over the Americas. They are known for their beautiful colors, aerial ...

A new study by University of Arizona researchers reveals that Earth may host twice as many vertebrate species as previously ...

Security Breach: Ruin didn’t just expand the story — it buried something important. Hidden beneath the Pizzaplex are clues ...

Your brain begins as a single cell. When all is said and done, it will house an incredibly complex and powerful network of some 170 billion cells. How does it organize itself along the way? Cold ...

Lost fossils reveal that some of the first ocean predators went global astonishingly fast after Earth’s worst extinction.

Goetze: Do they all die or are they simply hiding somewhere until the return of more favorable weather and resources?

Researchers found that vertebrate eyes - including humans’ - began as brain tissue from a single ancestral light-sensing organ.

Amphibians and reptiles face an unprecedented global extinction crisis, with a significant proportion of species threatened with disappearance. Amphibians ...

Growing tissues can crack, break, and dissociate to form structures that can later withstand immense forces.

Paleoecologist Dr. Catherine Badgley will speak on “Lessons from Deep Time” for the next “Prairie Conversations.” That conversation will take place from 6-8 p.m. Wednesday, March 4, in Peters Science ...

BEIJING -- A team of paleontologists has discovered the first-known evidence of a bone tumor in a vertebrate preserved in ...