Humans have always craved a cognitive challenge, just like you crave your daily Wordle.

What is a brown dwarf star? These formations often defy classification, blurring the line between planets and stars.

Parents may worry about connecting with a child who is hard to comfort.

Ball lightning, a rare glowing orb seen during thunderstorms, has intrigued scientists for centuries. Learn what causes it, how dangerous it is, and if science can explain it.

Phones that transmit odors seem like a great idea, but careful what you wish for!

The San people acted as paleontologists and used fossil finds as a basis for stories and pictures.

The gas giants in the outer solar system are the homes to ring systems today, but almost half a billion years ago, our planet may have had a temporary ring, too.

Scientists compared one group of water anoles underwater abilities to another group whose bubble-making capacity was blocked

When it comes to mental illness, we’ve come a long way since the days of superstition and sorcery. But we still have work to do.

Is sugar really addictive? It's better to have a low-sugar diet instead of a full sugar detox for both your mind and body health.

Researchers match tooth and bone features to identify Paleolithic adolescent maturation. Here's what they have to say about these ice age teens.

Halley’s Comet appears only once every 75 years, sparking excitement among both casual observers and astronomers. Learn what makes this celestial event so special.

Bacteria sucked into an artificial "black hole" leave a chemical signature that warns other members of the colony to stay away, say researchers.

Since its 2012 detection, the Higgs boson has fascinated researchers for its unique role in separating forces of nature. Find out how the "God" particle helps shape our universe.

The Fermi Paradox explores the haunting contradiction: if alien civilizations exist, why haven’t we found them? NASA advisor Paul Sutter unpacks this cosmic mystery.

Why is it important to know where earthquakes occur? They can cause a lot of damage and by predicting their locations, we could potentially prevent harm.

Ancient Egyptians first used chicory root for food and medicine. Learn why this dandelion-like plant is experiencing a modern renaissance.

It was the hottest August in records dating back to the 1800s — and the heat goes on.

Biobots push the boundaries of life, death and medicine.

It’s hard to know what the world looks like to animals, but scientists have developed a new technology to help with that.

Researchers compare new coelacanth fossils to ones that came before and after and link evolutionary changes to tectonic activity.

As unpleasant as this guilt is, the good news is that those feelings, if you listen to them, can help encourage healthier choices for you and your kids.