The antique tools used to keep timeless timepieces ticking

Leaving the Grace of This World

It Spied on Soviet Atomic Bombs. Now It’s Solving Ecological Mysteries.

Why the world’s biggest mammal migration is crucial for Africa

Scientists discover how mother-of-pearl self-assembles into a perfect structure

Largest canyon in the solar system revealed in stunning new images

199 years ago today a man named Beale signed a cryptic letter that marked the beginning of a still-unsolved mystery

These spiders may sew leaves into fake shelters to lure frogs to their doom

Video: An album in the style of The Beatles, generated by OpenAI Jukebox [15:07]

Video: ProTactile: Touch Language Techniques [4:50]

‘I lived like an astronaut for months in isolation’

What Does History Smell Like?

Astronauts got to eat a crop of space radishes on the ISS

How Curtis Flowers, tried six times for the same crime, was saved from death row

Do we have to age?

This Drone Sniffs Out Odors With a Real Moth Antenna

Astronomers Improve Their Distance Scale for the Universe. Unfortunately, it Doesn’t Resolve the Crisis in Cosmology

Video: Sprite Lightning at 100,000 Frames Per Second

New Research Reveals Exercising One Arm Has Twice the Benefits

Tiny Nuclear Reactors Can Save American Energy

Gravitational wave signals may reveal dark energy hidden in the universe

The Anti-Spitting Campaigns Designed to Stop the Spread of Tuberculosis

Quasars Rip Across Galaxies Like Tsunamis – The Most Energetic Outflows Ever Witnessed in the Universe

Squatters issue death threats to archaeologist who discovered oldest city in the Americas

The Milky Way Gets a New Origin Story

Video: Amazing: The Rebuilding the MacArthur Maze [26:53]

An unexpected journey: hiker who spent lockdown in a hobbit hole

Puerto Rico government supports rebuilding Arecibo

60 years ago today, Caltech students hacked the halftime show of a neighboring college

A Harvard professor says we were visited by an alien life form in 2017

What a Victorian Disease Detective Proved About Urban Health

These Are 7 of The Strangest Experiments Humans Have Ever Done in Space

Anesthesia Works on Plants Too, and We Don’t Know Why

Yawning Is One of the Greatest Mysteries of the Human Body

SR-71 Blackbird: Pilot Reveals What It Was Like to Fly the Plane

The Pyramid of Djoser: The World’s Oldest Pyramid Is Often Overshadowed

Inscription Leads Archaeologists to Tomb of One of the Last Han Emperors

This week: Musical hips, Brilliant birds, Pompeiian snacks, Martian parliament, and more

The surface of the moon is a galactic time capsule

Insecure wheels: Police turn to car data to destroy suspects’ alibis

MSG Isn’t Bad For You, According to Science

That time physicist John Wheeler left classified H-bomb documents on a train

The Mystery of Mistletoe’s Missing Genes

The Truth About the Betz Mystery Sphere

Video: Ames window illusion illustrates how we don’t directly perceive external reality [16:56]

Ticketmaster will pay $10 million for hacking rival ticket seller

They spent 12 years solving a scientific puzzle. It yielded the first COVID-19 vaccines.

Siberia permafrost yields well-preserved ice age woolly rhino

When Your Outfit Is Made Illegal

Was That a Dropped Call From ET?

The Hidden World of Mathematics in The Simpsons

On this day in 1916 Grigory Rasputin succumbed to drowning, bullets, poison, and beating

Could shrunken heads from the Amazon hold the key to curing cancer? One man spent a lifetime trying to prove it

The Cruise Ship Suicides Began After the Last Passengers Left

Seat belts and smoking rates show people eventually adopt healthy behaviors

“Amazing” new species of flower discovered in 100-million-year-old amber

Meet the Rats That Wear Protective Poison Armor

Scientific theories suggest it’s possible to travel through time. But the reality isn’t so clear.

30 Years Since the Human Genome Project Began, What’s Next?

The McTrain: The Rise and Fall of McDonald’s Ambitious Plan to Conquer the Railroads