Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

“A New Tree of Life” (2016); (B) a simplified version showing other major divisions. Incidentally, not reproducing doesn’t mean you’re not involved in the evolutionary process. Non-reproductive ...

Polyploidy, or whole-genome duplication (WGD), is a major mechanism of genome evolution across the tree of life and is ...

The tree of life maps out the relationships between all living things, and it's in constant flux. ... Human Evolution Human evolution: Facts about the past 300,000 years of Homo sapiens.

In Charles Darwin’s world-changing work On the Origin of Species, the naturalist make use of the millennia-old metaphor in which all life is represented by a tree.He writes that “the ...

The rise of genome sequencing, at the turn of the twenty-first century, seemed to bring Darwin’s dream within reach. “It is now realistic to conceive of reconstructing the entire Tree of Life ...

The Royal Swedish Academy of Sciences has awarded the Canadian evolutionary biologist Dolph Schluter the prestigious Crafoord Prize for his work on the mechanics of evolution, which has ...

Scientists studied rare butterfly fossils and collected DNA from nearly 2,300 species to create the ultimate tree of life and learn where butterflies originated when they first appeared on Earth ...

Evolution keeps making crabs. In fact, it's happened so often that there's a special scientific term for an organism turning crab-like: carcinization. But how many times has it happened, and why?