What it was like to retrace the first expedition down the Grand Canyon a century later

One hundred years after John Wesley Powell’s historic trek down the Grand Canyon, National Geographic went on a commemorative ...

Peculiar core-collapse supernova breaks the mold with a long, dim plateau

Astronomers from the Chinese Academy of Sciences (CAS) have employed the Lijiang 2.4-m telescope to perform optical ...
Public Broadcasting Service (PBS)

How will NASA get the Artemis II crew safely back on Earth? Here's the science behind splashdown

While splashdown can be harrowing – the spacecraft will hurdle through the atmosphere faster than the speed of sound and ...

Yellowstone's magma plumbing mainly shaped by tectonic forces—not deep mantle plume

A lot of research goes into determining how to best predict the next eruption of the Yellowstone supervolcano. Part of this ...

New paper argues history, not mantle plume, powers Yellowstone

Now, a new paper suggests that the Farallon plate is still making its presence felt far from the coasts, powering one of ...