The human chin has long been fertile ground for arguments between scientists over its purpose ...

Figure 2: The Vertebrate Tree of Life is the same as the Fish Tree of Life (since we can call all vertebrates “fish” because of our shared ancestry); four-limbed vertebrates (“tetrapods”) are in the ...

“In the long term, we’re putting a big dent in the evolution of life on the planet,” Gerardo Ceballos, UNAM and study co-author, said in a press statement. “But also, in this century, what ...

Our knowledge of ancient literature comes to us through the hands of scribes. The works of Aristotle, Galen and Ptolemy ...

While changes to DNA occur over the course of evolution, genes tend to remain on the same chromosome. On rare occasions of fusion and mixing, genes transfer from one chromosome to another in an ...

Scientists Mapped the Evolution of 11,000 Bird Species to Build the Avian Tree of Life Darren Orf May 2, 2025 Scientists Mapped the Entire Avian Tree of Life Jim Cumming - Getty Images ...

The new family tree is breaking new ground in the long journey to unravel the mysteries of bird evolution. According to this updated bird family tree, a group containing flamingos and grebes ...

Researchers have mapped the family tree of crocodiles and their extinct relatives to shed new light on why there are so few species of the giant reptiles living today The research team, led by ...

By combining data on all known bird species, this tree is the most impressive snapshot yet of one of Earth’s most awe-inspiring classes of animal.