The theory of evolution by natural selection was first formulated in Darwin’s book “On the Origin of Species” in 1859. It describes how organisms change over time as a result of changes in heritable ...

B efore there was Charles Darwin, there was Erasmus.

Charles Darwin was an English naturalist and biologist whose work changed the way people thought about life on Earth. He ...

Even Charles Darwin was puzzled by the evolution of the vertebrate eye. New research suggests that it traces back to a cyclopean invertebrate with a single eye atop the head.

The great white heron came in fast and loud, wings half folded, pushed by a tailwind, letting out a raspy dysphonic squawk right before he pulled a half-corkscrew turn, dropped down, threw his wings ...

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their ...

Add Yahoo as a preferred source to see more of our stories on Google. In the US, falling birth rates hit a record low last year, turning what might otherwise be a demographic trend into a sort of ...

Planning a movie night with 'Evolution - Darwin's Dangerous Idea' on your favorite screen? Pinpointing where to stream, rent, buy, or watch where to rent or buy the David Espar-helmed movie can be ...

Another suggestion is that tails disappeared from the earliest apes due to a genetic mistake. When a single short stretch of DNA found in humans and other apes, but not in other primates, was added to ...