Climate Didn't Kill the Neanderthals. Loneliness Did.
They survived dozens of ice ages. Viable habitat wasn't the problem. What killed Neanderthals was the slow collapse of social connections.
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Latest Stories
Corkscrew Wounds on Baby Seals: The Real Killer Has Been Caught
For 40 years gray seal pups have been found dead with gruesome wounds attributed to sharks or boat propellers. The cannibal killer is on the beach, fasting between victims.
Your Brain Washes Itself As You Walk. Scientists Figured Out the Plumbing.
Every time you contract your core, a hydraulic chain reaction physically moves your skull's contents.
Glowing Galaxy So Primitive, It's Still Big Bang Gas
LAP1-B glows with radiation no known star produces. Powerful evidence points to first generation Population III stars.
A Sea Urchin Passes Her Babies Something She Stole
Eggs packed with stolen plant machinery produce urchin larvae that travel farther. How mom pulls off the theft remains a mystery.
A Hot-Pink Insect in a Green Rainforest Is a Calendar
The katydid isn't the wrong color. The leaf isn't green yet.
Lab Bees Would Rather Play Ball Than Eat
One bee rolled a wooden ball 117 times. No reward, no food, no function. Young bees played more than old ones.
Dead Stars Have Been Snowing on Antarctica for 80,000 Years
Iron-60 doesn't form on Earth. So why is it showing up in 80,000-year-old Antarctic ice — and what dead star left it there?
Your Heart Beats Back Cancer
The heart's constant mechanical pressure suppresses tumor growth. The protein behind it could reshape how we approach cancer treatment.
Ants Are Running a Moon-Based GPS
Bull ants navigate at night using a lunar compass that calculates the moon's position in real time.
A Mouse Eye Learned to Photosynthesize
NUS researchers put spinach extract inside mouse corneal cells to help dry eye. Restasis didn't keep up.
UFOs Over Ukraine's Front Lines. Russia Is the Official Guess.
A spherical object with cone-shaped protrusions hovered at 800 meters and didn't react to an approaching drone. Sound familiar? The U.S. military documented the same shape in 2013.
Pond Creature With No Brain and a Better Memory Than Your Neuroscience Textbook
Blocking protein synthesis, which is supposed to erase memory, made a single cell learn faster and remember longer.
A Ghost Galaxy Called Loki Is Lurking in the Milky Way
Ancient stars hiding in the galactic plane share identical chemistry but opposite orbits. Remnants of a galaxy the Milky Way devoured at the dawn of time.
A Neanderthal Had a Root Canal 50K+ Years Before Dentists
A 59,000-year-old tooth from a Siberian cave has just upended the the history of dentistry. Who was doing the drilling?
The Read on Testosterone and Cancer Just Changed
A decades-old assumption about hormones and tumor growth has a significant exception. The brain appears to play by completely different rules.
Oak Trees Are Starving Caterpillars
Oak trees remember which years caterpillars hit them hardest. The following spring, they do something about it.
Organ Doctors Called 'Useless' May Be Deciding When You Die
AI analysis of 27,000+ scans suggests the thymus never actually retired after puberty.