Features

In this excerpt from "The Story of Birds", author Steve Brusatte explores the moment where paleontologists realized they had critical evidence to show birds came from dinosaurs — a fluffy fossil from China.

Earth from space A 2024 satellite snap shows suspended sediments streaking across the mouth of the Rokan River, thanks in part to a particularly high tide caused by a full "Strawberry Moon."

Astonishing Artifacts Llamas were vital to the Inca Empire and were seen as both useful pack animals and sacred beings.

The Hubble Space Telescope revisits a star-forming region 5,000 light-years from Earth, which it first captured in 1997, revealing how the cosmic nursery has changed over human timescales.

Cats often flick their heads back and forth as if they've been possessed. This strange reflex has a simple explanation.

Why do some constellations stay in the sky all year, while others disappear?

On April 26, 1986, the Chernobyl nuclear reactor melted down, but the rest of the world wouldn't learn how close it came to nuclear Armageddon until weeks later.

Doctors are pulling out new techniques and drugs in an effort to cure devastating brain infections.

Thríhnúkagígur is a volcano near Reykjavík in Iceland with an empty magma chamber decorated with vivid colors that scientists and tourists can access via an open cable elevator.

Here's all the stargazing gear you need for May's night sky. Be ready for two full moons, a meteor shower, and a pretty cool solar alignment.