How the Space Shuttle completed a final, daring Hubble repair 15 years ago

How the perils of space have affected asteroid Ryugu

Did Earth’s Multicellular Life Depend on Plate Tectonics?

NASA-funded pulsed plasma rocket concept aims to send astronauts to Mars in 2 months

PCI Slot History: A Success Story Rooted In Corporate Deception

More than a million people die on roads every year. Meet the man determined to prevent them

The British Royals’ Huge Staff Once Included Exotic Cat Wranglers, Rat Killers and Toilet Attendants

Why a giant ‘cold spot’ in the cosmic microwave background has long perplexed astronomers

40 years ago today Michael Larson pressed his luck

Helium-3: Mining the fuel of the future on the Moon

After 124 Years, One of Canada’s Oldest Independent Newspapers Dies

OpenAI’s Long-Term AI Risk Team Has Disbanded

James Webb Telescope Detects Earliest Known Black Hole Merger, Just 740 Million Years After the Big Bang

The Itsy Bitsy Spider Inspired a Microphone

Slack under attack over sneaky AI training policy

Carbon pricing works, major meta-study finds

Archie, the Internet’s first search engine, is rescued and running

Solving the Mystery of the Dancing Honey Bees

Military rank affects medical care, offering societal insights: Study

On the Front Lines with Ukraine’s Night Bombers

Falling in Love with a Fly

Google Is About to Change Everything—and Hopes You Won’t Find Out

China Uses Giant Rail Gun to Shoot Smart Bomb Nine Miles Into the Sky

This enzyme is responsible for life on Earth. It’s a hot mess.

Journey Into the Fiery Depths of Earth’s Youngest Caves

Europa’s Icy Crust Is ‘Free-Floating’ Across the Moon’s Hidden Ocean, New Juno Images Suggest

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The Jessie Scouts: America’s Original Special Forces Unit

Psychedelics could treat some of the worst chronic pain in the world

MeerKAT: The South African Radio Telescope That’s Transformed Our Understanding of the Cosmos

D-Day changed Omaha Beach’s sand in astonishing way, researchers found

Voice Actors Sue Company Whose AI Sounds Like Them

On this day 1899, Nikola Tesla arrived in Colorado Springs to conduct groundbreaking wireless electricity experiments

7 Antarctica Photos That Capture the Continent’s Remote Transantarctic Mountains

What fire ants can teach us about making better self-healing materials

Experience: ‘my fiance died on our wedding day – and then I discovered his secret life’

The universe may have a complex geometry — like a doughnut

Creating a Bacteria Painting Is an Elegant But Dangerous Art

Human hair: A surprisingly effective way to soak up oil spills

Scientists find buried branch of the Nile that may have carried pyramids’ stones

Robotic “SuperLimbs” could help astronauts who trip on the Moon

The Drawing the Art Institute Won’t Give Back

Directed energy weapon replaces million-dollar missiles at 13 cents a shot

Video: The Soviet Obsession With Venus Revealed [16:14]

Artemis 2 astronauts simulated a day in the life on their moon mission. Here’s what they learned

Researchers build AI-driven sarcasm detector

2024 Comedy Pet Photo Awards finalists

This Doctor Pioneered Counting Calories a Century Ago, and We’re Still Dealing With the Consequences

Who Were the Real Pirates of the Caribbean?

We Came from Lowly Mud

Scientists Say Our Universe Might Be a Hall of Mirrors

Pacific squid flashes its huge attack ‘headlights’

How did an ancient shark parasite end up fossilized in tree resin?

U.S. spacecraft snap stunning views of auroras encircling Earth

Video: How Much of the Periodic Table is in YOU? [10:24]

In the Milky Way, 3 intruder stars are ‘on the run’ — in the wrong direction

Legendary Hermit’s Long-Lost Treasure Uncovered in Poland

Lab-Grown Meat Is on Shelves Now. But There’s a Catch

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The Genome of a Gigantic Bacterium Reveals Odd Metabolic Properties