Where Are All These Rogue Planets Coming From?

We were very wrong about birds

Milk on ice: Antarctic time capsule of whole milk powder sheds light on the enduring qualities of dairy products

20 years of Gmail

One Satellite Signal Rules Modern Life. What if Someone Knocks It Out?

Why is there so much lead in American food?

Researchers find WWI and WWII bombs in the ground are becoming more volatile

She Might Have Inspired One of Netflix’s Biggest Shows. She Died Last Month. No One Wrote About It.

Rare Eyewitness Sketch of American Revolutionaries Found Hanging in a Collector’s Bedroom

Old Newspaper Stories Offer Clues to 19th-Century Shipwreck in Lake Michigan

Sheffield: ‘Incredibly lucky’ man survives parachute failure

If brain transplants like the one in Poor Things were possible, this is how they might work

James Webb Space Telescope joins the hunt for newborn exoplanets

Seizures, Strokes, and… Spurts of Creativity? On the Symptoms of a Brain Tumor

Here’s why some pigeons do backflips

‘Britain’s Schindler’: The man who saved 669 children from the Nazis

When Your Kid Is the Classroom Problem Child

The New Climate Tech

Video: Why the ‘wettest place on Earth’ is facing a water crisis [03:53]

Ancient Marine Tapeworm Found Encased in 99-Million-Year-Old Amber

A Supercollider on the Moon Could Unlock the Secrets of Our Universe—And We Just Found the Secret to Building One

Everest climbers will have to take their poop away with them, as Nepal tries to address growing waste problem

Video: Is English just badly pronounced French? [18:08]

Barbara Newhall Follett: The Child Novelist Who Later Vanished Into Thin Air

Physicists Found the Ghost Haunting the World’s Most Famous Particle Accelerator

Video: The Complicated History of Who Framed Roger Rabbit [1:18:32]

Hubble sees new star proclaiming its presence with cosmic light show

The Devil Went Down to Georgia

Fighting Every Wildfire Ensures The Big Fires Are More Extreme And May Harm Forests’ Ability To Adapt To Climate Change

Quantum computing just got hotter: One degree above absolute zero

Human Brains Have Gotten Astonishingly Bigger Over the Last 75 Years

When Bacteria Are Beautiful

Video: Hitler’s Insane Train [9:45]

A Forensic Biologist Reveals Why Solving Crimes in Space Will Be Harder Than You Think

Mapping the best route for a spacecraft traveling beyond the sun’s sphere of influence

AI photos show people with secondary breast cancer their lost future

How bad was the world’s first pandemic?

Explorers unlock the mystery of ‘pirate king’ Henry Avery who vanished after huge heist at sea

Video: The Deadly Race to Supersonic Flight [29:51]

Brain-cell transplants are the newest experimental epilepsy treatment

What Boeing did to all the guys who remember how to build a plane

Chatbot letdown: Hype hits rocky reality

See the Winners of the 21st Annual Smithsonian Magazine Photo Contest

Here’s how magnetic fields shape desert ants’ brains

A Chronicle reporter went undercover in high school. Everyone is still weighing the fallout

A.I.-Generated Garbage Is Polluting Our Culture

Why Russia has kept a Wall Street Journal reporter in jail for a year — and counting

Solving a Century-Old Byline Mystery

Han Purple: The 2,800-Year-Old Mystery Solved by Quantum Physicists

Video: We May Have Seen a White Hole Exploding, and It Was Under Our Nose This Whole Time [18:00]

This week: Insulin milk, dog vocabulary, Swedish rock star, and more!

On this day in 1951 a pipe bomb exploded in Grand Central Terminal. It was merely the first of many.

Once lost to science, these “uncharismatic” animals are having their moment

How Much Carbon Can a Tree Really Store?

Massachusetts: robotic police dog shot and credited with averting bloodshed

Working With Your Hands Is Good for Your Brain

Understanding Dyscalculia, Dyslexia’s Numeric Counterpart

The Social Benefits of Getting Our Brains in Sync

The ancient Roman alternative to daylight savings time

Video: Why is this number everywhere? [23:50]