Newly discovered ghostly circles in the sky can’t be explained by current theories, and astronomers are excited

China turns on nuclear-powered ‘artificial sun’

For the Second Time Ever, an Asteroid Sample Returns to Earth

This Unusual Bird Superpower Goes Back to the Dinosaur Extinction

This week: Tip of the tongue science, Amazonian umami, wasps on a plane, digital afterlives, and more

A New Theorem Maps Out the Limits of Quantum Physics

Diving into Greece’s first underwater museum

South Africa’s lottery probed as 5, 6, 7, 8, 9 and 10 drawn and 20 win

What it Means to Lose Arecibo

The Internet’s Most Notorious Botnet Has an Alarming New Trick

Time Flows Toward Order

First Nuclear Fusion Power Plant: When Will It Generate Power?

A ‘Front-Row Seat’ to the Birth of a Comet

Wow: Close video footage of the collapse of Arecibo Observatory

China: Moon probe preparing to return rock samples to Earth

The Museum That Fell From the Sky

Lord of Misrule: Thomas Morton’s American Subversions

Sea Monkeys, X-Ray Specs, and the Twisted Secret Behind Vintage Ads from American Comic Books

The doctor who challenged the unicorn myth

The Long-Lasting Mental Health Effects of Wildfires

New Data Confirm 2020 SO to Be the Upper Centaur Rocket Booster From the 1960’s

Physicists Nail Down the ‘Magic Number’ That Shapes the Universe

‘Singing and dancing to their deaths’: football’s forgotten tragedy

Chaotic Early Solar System Collisions Resembled ‘Asteroids’ Arcade Game

When Birds Migrated to the Moon

Why We’re Finally Closing In On a Game-Changing Universal Flu Vaccine

iPhone zero-click Wi-Fi exploit is one of the most breathtaking hacks ever

U.N. Reclassifies Cannabis as a Less Dangerous Drug

The Painter and the Scientist: Unraveling the Myths About Leonardo Da Vinci

China’s Chang’e-5 Moon mission returns colour pictures

This Japanese Shop Is 1,020 Years Old. It Knows a Bit About Surviving Crises.

‘There’s a gaping hole in our knowledge’: the scientists studying why gamers invert their controls

AIDS, from the Perspective of “Patient Zero”

Why Frederick Douglass met with his former enslaver Thomas Auld

Your Brain Doesn’t Work the Way You Think It Does

Coronavirus Was In U.S. Weeks Earlier Than Previously Known, Study Says

New Atlas of the Universe Created – Includes a Million Galaxies We’ve Never Seen Before

These photos of the Arecibo Observatory telescope collapse are just heartbreaking

China’s Chang’e-5 Moon mission probe touches down

A Chain Just Cut Through A Capsized Cargo Ship Filled With Cars And The Process Is Fascinating

No-kill, lab-grown meat to go on sale for first time

Buried under a Serbian cornfield, Roman military headquarters slowly sheds its secrets

Earth May Be Surrounded by Hairy Dark Matter

These shrimp parade on land. Now we know why.

The $2 Billion Mall Rats

Video: What If Earth got Kicked Out of the Solar System? Rogue Earth [9:45]

How the Grinch Bots Stole Your Sneakers

Video: Former CIA Chief of Disguise Breaks Down Cold War Spy Gadgets [12:34]

The man who invented the Zamboni

The mystery of Siberia’s exploding craters

Solving a Cosmological Ghost Particle Mystery: Theory That Neutrinos Shape the Universe Validated

While renovating a house in San Francisco, a couple discovered a diary that had been hidden away for more than a century

Giant Arecibo radio telescope collapses in Puerto Rico

Beautiful Yet Unnerving Photos of the Arctic Getting Greener

Why Europe’s Space Agency Is Spending $103 Million to Remove a Single Piece of Space Junk

Inside a Neo-Nazi Terror Cell as It Reckons With FBI Arrests

What Happened on John Lennon’s Last Day

The forgotten fighter plane which won the Battle of Britain

Mystery metal monolith vanishes from Utah desert

Neutrinos Prove Our Sun Is Undergoing a Second Type of Fusion in Its Core