Evolution

Summary: A new study proposes that human culture’s unique power lies not in its ability to accumulate knowledge, as once …

Yellow-bellied marmots live in colonies with a single dominant male Maria Janicki/Alamy Friendly groups of marmots could help settle an …

Summary: Cooperative breeding influences brain development in common marmosets and humans, allowing longer periods for social learning. Marmoset brains, like …

Illustration of a protein from a single-celled organism called Haloferax volcanii FRANCISCO J. ENGUITA/SCIENCE PHOTO LIBRARY Compressing a type of …

Summary: Researchers have discovered that Heliconius butterflies, known for feeding on both nectar and pollen, show mosaic brain evolution with …

Shimmering sea creatures called comb jellies have an astonishing ability: if injured, two can merge into one, without showing the …