The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

Crab-like body shapes evolved independently at least five times, making “crab” more a design than a lineage. MAGA reacts to ...

This rainforest tree solved one of evolution’s hardest problems. Here’s how it evolved to use tension and geometry to fire ...

Sponges are among Earth's most ancient animals, but exactly when they evolved has long puzzled scientists. Genetic ...

The missing link in the mystery turned out to be an event called the Cambrian explosion. It was only after it that living ...

A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

During the first few years of the COVID-19 pandemic, the virus SARS-CoV-2 was detected in an increasing number of non-human ...

The behaviour was more common in species that lived in harsh environments with limited access to food. Read more at ...