Newly discovered fossils in Ethiopia show that Homo coexisted with Australopithecus 2.6 million years ago, rewriting the timeline of human evolution. Far from a straight line, early human history was ...

Humans are fundamentally technological creatures. We depend on the manufacture and use of tools for our survival to a degree qualitatively greater than any other species. Therefore, an understanding ...

Researchers have created a method called optovolution that uses light to guide the evolution of proteins with dynamic behaviors. By engineering yeast cells so their survival depended on proteins ...

Bacterial resistance to antibiotics is a growing health threat, but its evolution outside laboratory settings is poorly understood. Bacteria living in the human gut are now found to evolve persistent ...

Playing a complex guitar solo ought to be impossible. To elicit the desired torrent of notes, the fingers of one hand must move nimbly around the fretboard, while the other hand plucks the strings, in ...

Why did humans evolve the eyes we have today? While scientists can't go back in time to study the environmental pressures that shaped the evolution of the diverse vision systems that exist in nature, ...