Battle of the chocolate bars

On this day in 1937 the greyhounds at Romford Stadium had their first race against cheetahs

From Giant Tortoises to Immortal Jellyfish, These Impressive Animals Are the Longest-Living Species on Earth

Precision engineering enables design of virus-like particles that can deliver genetic material into cells

Carbon dioxide rivers? Ancient Mars liquid may not all have been water

Why do dogs lick humans? It could be a sign of affection… or not

Moped-Riding Thief Busted With 50 Pairs of Strangers’ Glasses

Unusual Symbiotic Organism Rewrites the Rules of Reproduction

Space Startup Spins the Living Crap Out a Satellite—and It Actually Survived

Bird-inspired Drone Uses Legs to Walk and Jump into the Air

Prehistoric New Zealand Bird Thought to Be Extinct Returns to the Wild in a Conservation Victory

Twin studies link depression to how much fruit and vegetables we eat

This Photo of Strawberries Has No Red Pixels in It

Hubble has seen “weird things” around a powerful black hole

Astronomers discover more dark comets

A Hospital Helped a Beloved Doctor’s Practice Flourish Even as It Suspected He Was Hurting Patients

Adults grow new brain cells – and these neurons are key to learning by listening

Many of the technologies that will define the future of space warfare are already in development

‘My father, the serial killer: how April Balascio put her dad behind bars – and broke free of her childhood’

This 100-Million-Year-Old Microraptor Flapped Its Arms While Running

Pluto’s Small Moons Are Unlike Any Other

Poker Cheaters Allegedly Use Tiny Hidden Cameras to Spot Dealt Cards

Crumbling rocks, wetter avalanches: Why life-and-death rescues are changing in a warming world

We’re All Completely Wrong About What Others Find Physically Attractive

Climate Scientists Project 2024 Will Be the Hottest Year on Record—and the First to Pass 1.5 Degrees Celsius of Warming

The Journalist Who the Nazis Could Not Silence

New e-tattoo technology can measure brainwaves

MIT astronomers find the smallest asteroids ever detected in the main belt

Extraterrestrial life may look nothing like life on Earth − so astrobiologists are coming up with a framework to study how complex systems evolve

Archaeologists Accidentally Discovered the Oldest Gun Ever Found in America

Restaurant’s “Robot” Server Is Actually a Real Woman With Incredible Skills

Google unveils ‘mindboggling’ quantum computing chip

Video: Why our brains are bad at understanding big numbers [3:14]

Rare New England Coin From 1652 Found in an Old Cabinet

Video: The Most Poisonous Paints Ever [10:53]

Canadian man leaps onto polar bear to defend wife during attack

Powerful Magnetic Fields Spin Around Our Galaxy’s Supermassive Black Hole

Chaotic Traffic From Horse-Drawn Carriages Inspired the World’s First Traffic Lights

The ‘apple library’ with a lost world on its limbs

Giant cyborg cockroaches could be the search and rescue workers of the future

Antarctic ice lake found to hold previously unknown life

A ‘giant’ rising in the desert: World’s largest telescope comes together

How do we know dark matter exists if it can’t be detected?

Sharks Are 50 Million Years Older Than Trees—A Biologist Explains

The Biggest Crater on The Moon Is Much Bigger Than We Ever Realized

World’s Priciest Dinosaur Fossil Comes to Museum of Natural History

Chuck E. Cheese’s Animatronics Band Bows Out

Why a health care CEO’s death has provoked such complicated reactions from the public

When Songbird Couples Split

On this day in 1921, Thomas Midgley did “a very unscientific jig” to celebrate the discovery of leaded gasoline

Video: How This Autonomous Liquid Metal Finds Its Way Through Mazes [8:40]

On secret military island, a mother strives to raise her children normally

Scientists are no longer sure the Universe began with a bang

Want to design the car of the future? Here are 8,000 designs to get you started.

The internet made a stink over her ‘politics of smell’ PhD thesis

Tinnitus Seems to Be Somehow Linked to Sleep

How the mournful songs of icebergs reverberate around the world

How did Adolf Hitler’s car end up in Ottawa?

Video: The Nuclear Test That Shocked the Planet [18:34]

German island festival passes peacefully after criticism over practice of men hitting women