Brain Size Alone Tells Us Little About Intelligence — Here's What We Know

For centuries, we’ve explored this question, sometimes with very biased answers. Find out what modern research says about brain size and IQ.

Hubble Caught an Accidental Glimpse of a Comet Breakup, Snapping Pictures of Bright Blue Fragments

Learn about the breakup and bright outbursts of comet K1, caught by the Hubble Space Telescope on accident. 

Antarctica’s Mysterious Radio Pulses Remain Unexplained — but Better Particle Experiments Could Change That

Learn how, after one of the world’s most sensitive neutrino detectors discovered mysterious radio pulses in Antarctica, researchers are developing more efficient neutrino research. 

Galactic Archaeology Reveals How a Galaxy Formed Over 12 Billion Years

Learn how galactic archaeology uses chemical clues to uncover how galaxies formed and evolved over billions of years.

Meteor Traveling 35,000 MPH Explodes Over Texas, Possibly Striking a Houston House

Learn how a fast-moving meteor exploded over Texas and where NASA says fragments may have landed near Houston.

Honey Bees' Waggle Dance — Wiggling and Looping Motions — Changes With the Crowd

Learn more about the complexities of the honey bee waggle dance and why the audience size matters. 

Drone Footage Reveals Sperm Whales Head-Butting — Echoing Tales That Inspired Moby Dick

Learn how drone footage captured sperm whales head-butting for the first time, offering new insight into their behavior and social interactions.

Why Mammoth Cave Preserves Shark Fossils Unlike Anywhere Else

Learn more about the ancient life that used to inhabit Mammoth Cave, and how the cave conditions were just right to help preserve some of these remains. 

Ancient Roman Machine Gun-Like Weapon May Have Damaged Pompeii’s Walls During Siege

Learn how a Roman polybolos unleashed rapid-fire projectiles during the siege of Pompeii. 

11,000-Year-Old Volcanic Ash Layer Could Rewrite Early Human History in the Americas

Learn how new research challenges the age of Monte Verde and what it means for early human migration in South America. 

Shark Teeth Found in Whale Fossils Reveal How Sharks Fed 5 Million Years Ago

Learn how whale fossils and embedded shark teeth reveal feeding behavior and scavenging in the Early Pliocene North Sea ecosystem.

Humans Are Likely the Only Animals That Keep Pets — Here’s Why It’s So Rare in the Wild

Learn more about cross-species adoption and why there are so few recorded cases of it. 

Earth’s Rotation Is Speeding Up — Here’s What It Means for Timekeeping

Find out what’s speeding up Earth’s rotation and why it may force timekeepers to delete a second

Sea Turtle Shells Hold a Hidden Timeline of Ocean Change — and Reveal How the Seas Are Shifting

Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues about diet, movement, and ocean change over time.

If the Menu Is Just Right, Seals Will Risk Danger From Polar Bears for a Better Meal

Learn how climate change is shifting the way seals hunt and how a lose of ice could create bigger risks even still. 

Baby Rattlesnakes Aren’t More Dangerous Than Adults — So Why Did This Myth Spread?

Learn how baby rattlesnakes actually control their venom, why adults pose a greater risk, and how misinformation spread through years of headlines.

Pythons’ Unique Eating Habits May Inspire the Next Generation of Weight Loss Drugs

By studying how snakes process large meals and long food breaks, scientists identified an overlooked compound in humans that could expand weight loss therapies.

This Newly Discovered Texas Bee Appears to Live on Just One Plant — and Nothing Else

Learn how a new mining bee species in Texas depends entirely on the cenizo (Texas Ranger) plant for survival.

Some Tattoo Ink May Cause Immune‑Triggered Eye Inflammation and In Rare Cases Lead to Vision Loss

Learn more about emerging cases of uveitis in Australia that researchers believe may be triggered by reactions to tattoo ink.

Meet Dooly, a Baby Dinosaur That May Have Been Fuzzy and Was Hidden in 113-Million-Year-Old Rock

Learn how a newly discovered baby dinosaur fossil from Aphae Island, South Korea, became the first find of its kind in 15 years.