Stephanie Pappas

The ancient coelacanth, which has existed for some 419 million years, never stopped evolving despite its reputation as a "living fossil." A new discovery reveals that it evolved faster when plate tectonics were most active.

A newly discovered doughnut shape in Earth's outer core may reveal elements that help drive the formation of the planet's magnetic field.

Scientists were able to treat a "macular hole" in a monkey, helping to restore the animal's vision thanks to human stem cells.

Lava that erupts from hotspots around the world seems to come from a similar ancestral magma, new research finds.

Researchers think that microgravity could help grow liver "organoids" that could be used in medical research and even in transplant surgeries, someday.

The mantle is split up into two domains — the African and the Pacific — that emerged when supercontinent Pangaea broke apart.

A father and daughter team based in the U.S. have decoded a mock "alien signal" beamed from ESA's ExoMars Trace Gas Orbiter a year ago — but the meaning of the extraterrestrial message remains a mystery.

On a young Earth, giant meteors might have been a harbinger of life, not death.

Earth surface is covered with rigid plates that move, crash into each other and dive into the planet's interior. But when did this process begin?

An eruption of Indonesia's Lewotobi Laki-laki stratovolcano rained debris and ash on villages on the island of Flores.