Scientists unlock key to cheap hydrogen fuel with 95% less iridium

Bizarre Historical Photos: Peering into the Strange Past

NASA satellite narrowly avoids collision with defunct Russian satellite

The Webb Space Telescope found a nearby planet with an atmosphere

Game Theory Can Make AI More Correct and Efficient

Obsolete, but not gone: The people who won’t give up floppy disks

Humans Shaped Ancient History Across 3 Ages: The Stone, Bronze, and Iron Age

Mail Carrier Drives for Five Hours to Hand Deliver Lost World War II-Era Letters

New antibiotic buys medicine time in the never-ending fight against superbugs

Astronomers are on the Hunt for Dyson Spheres

The wasps that tamed viruses

Why the iconic English painting The Hay Wain by John Constable is not what it seems

Scientists find 57,000 cells and 150m neural connections in tiny sample of human brain

On this day in 1898 hydrogen was liquefied for the first time

Hiker Discovers 400-Year-Old Wealthy Traveler in Thawing Mountain Ice

A Father and Daughter Went Fishing—and Accidentally Discovered a 152-Year-Old Shipwreck

Why Is the Ocean Salty?

Cruise ship arrives at New York City harbor with dead whale caught on bow

Throwing Away Fruit and Veggie Peels Is Like Throwing Out Key Nutrients

Video: Why does this forest look like a fingerprint? [25:05]

NASA’s Nancy Grace Roman Telescope will hunt for tiny black holes left over from the Big Bang

‘Assisted Suicide Was My Healthy Mother’s Last Wish’

Hair-thin silk fabric cancels out noise and creates quiet spaces anywhere

Video: We’re about to witness a once-in-a-lifetime star explosion [01:51]

Gargantuan sunspot 15-Earths wide erupts with another colossal X-class solar flare

NASA Contractor Warns That Boeing Launch Must Be Stopped “Before Something Catastrophic Happens”

Study: Heavy snowfall and rain may contribute to some earthquakes

Deaf girl is cured in world first gene therapy trial

‘I discovered hydrothermal vents, but I’m only known for finding the Titanic’

On this day in 1963 scientists gave Earth a temporary ring using 480 million tiny copper needles

The Hidden-Pregnancy Experiment

As climate change amplifies urban flooding, here’s how communities can become ‘sponge cities’

In the Race for Space Metals, Companies Hope to Cash In

Hoard of 17th-century coins hidden during English Civil War unearthed during kitchen renovation

Century-Old Chemistry Puzzle Solved: Researchers Unveils Game-Changing Compound

EV batteries could last much longer thanks to new capacitor with 19-times energy density that scientists created by mistake

A Janitor’s Mysterious Masterpiece

The Man Who Raced to Tell the World That Mount Everest Had Been Climbed

When Were Blue Jeans Invented? These Paintings Suggest the Fashion Trend Dates Back to the 1600s

The Inside Story of the First Untethered Spacewalk

When These Snakes Play Dead, Soiling Themselves Is Part of the Act

Removing Dead Bodies from Mount Everest Is Dangerous and Expensive. Here’s Why.

The Image in The Machine: Typewriter Art in the 1960 and 1970s

Exoplanet WASP-69b has a cometlike tail – this unique feature is helping scientists learn more about how planets evolve

The real science behind the billionaire pursuit of immortality

Video: Science Doesn’t Understand How Ice Forms [10:31]

‘Underwater bicycle’ propels swimmers forward at superhuman speed

The Titan Submersible’s Carbon Fiber Was Supposed to Make History. Tragically, It Did.

Salt Played a Pivotal Role in Ancient Human History

The Package King of Miami

Stunning Aerial Photos Taken from a Small Plane Over Iceland and Greenland

The fusion of two sisters into a single woman suggests that human identity is not in our DNA

Deepfakes of your dead loved ones are a booming Chinese business

What happens if we detect alien life?

What America’s first board game can teach us about the aspirations of a young nation

Drilling into magma: Risky plan takes geothermal to supercritical extremes

Researchers develop a nanoparticle that can penetrate the blood-brain barrier

Could alien life be hiding in the rings of Saturn or Jupiter?

Video: What if all the lightning on Earth struck the same place at once? [3:46]

Scientists document remarkable sperm whale ‘phonetic alphabet’