Evolution

“The anus was a prerequisite for intelligence” said one biologist

Wandering albatrosses navigate thousands of miles using “the voice of the sea.”

Tracing the history of the earliest animals offers clues to whether the birth of the neuron was a one-time event

In 2023 we learned that cats really are choosing to ignore humans and that—despite dogs getting all the glory when it comes to retrieving prowess—cats want to play fetch, too

Some species of cave-dwelling spiders lack eyes but still maintain the ability to sense light, which likely protects them from the arid environments at the sunny mouths of caves

We’re looking back at 2023 for our favorite podcast shows and one about the largest bird to ever fly the skies just flew to the top of the list.

Researchers have created “anthrobots” out of human lung cells that are capable of moving independently and even healing damaged tissue

Ancient fish followed prey into the crushing pressures of the deep ocean

Engineers and paleontologists teamed up to reconstruct an ancestor of starfish from the Paleozoic era and figure out how it moved

Evolutionary biology offers warnings, and tips, for surviving the advent of artificial intelligence

Scientists have finally figured out how to make heads or tails of starfish

The influential idea that in the past men were hunters and women were not isn’t supported by the available evidence