Category: Science

In six billion years the sun will expand into a red giant. That process should consume Mercury, and maybe Venus. For a long time we have thought it might incinerate … Read More

While hunting, an orca (identified as pod matriarch Dakota) propels a dusky dolphin into the air. Credit: Maikol Barrera. Off the coast of Chile, in waters filled with krill and … Read More

A nuclear bomb could save Earth from a catastrophic asteroid impact, according to a first-of-its-kind lab study. The new experiment, conducted using the world’s most powerful laboratory radiation source, demonstrated … Read More

Get ready for a cosmic surprise this autumn – Earth is about to get a second moon, according to scientists. A small asteroid is going to be captured by Earth’s … Read More

The open ocean can get fierce and wild. There, whipped into a frenzy, ocean swells and troughs can create walls of water that dwarf our puny seafaring vessels, and wreak … Read More

Scientists say they have found the largest jets of energy ever observed shooting out of a black hole in a distant galaxy. The jets extend 23 million light years from … Read More

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN  —  It was an orca-versus-dolphin matchup, and the dolphin didn’t … Read More

It’s aged — 3,600 years. Scientists have successfully pulled a DNA strand from what they believe to be the world’s oldest cheese, yanking it from Bronze Age mummies in a … Read More

Scientists are one step closer to solving the mystery of humanity’s last great extinction: why the Neanderthals died off. The Neanderthals are our closest ancient human relatives. But around 40,000 … Read More

The universe appears to have sent us an early Christmas present: the large asteroid that tumbled safely past Earth last week was, in fact, two asteroids melded into one object … Read More