evolution

Scientists were able to identify more than 300 genes that vary in the genome of the water flea

After 14,000 years of domestication, dogs have some of the same cognitive abilities as human babies

Researchers observe the genetic imprint of the surprisingly rapid transition from unicellular to multicellular life

The average body size of humans has fluctuated over the last million years and is strongly linked to temperature

Knowing how and why proteins evolved could help scientists understand and engineer the activity of proteins

Fruit flies have found at least two solutions to the problem of sorting their sex chromosomes

Researchers identify molecular factors that enable birds to fly, but keep the rest of us on terra firma

The researchers say their findings have implications for the treatment of viruses in the future

The first comprehensive study of tooth evolution in frogs is bringing the group's dental history into focus

The new species, named Pluridens serpentis, had long, slender jaws with over a hundred sharp, fanglike teeth to grab small prey like fish and squid