‘Welcome to the Mesh, Brother’: Guerrilla Wi-Fi Comes to New York

The long-term quest to build a ‘galactic civilisation’

Video: World Record Chain Fountain? The Mould Effect Explained [21:36]

On this day in 1944 a history-making economic conference came to an end

Video: The paradox at the heart of mathematics: Gödel’s Incompleteness Theorem [5:19]

Switzerland’s gravity-defying solution

The hidden world of cats: what our feline friends are doing when we’re not looking

A Grizzly Bear Terrorized a Man for Days in Alaska. The Coast Guard Saw His SOS.

The Story Behind Ohm’s Law

Astronomers Confirm Discovery of Moon-Forming Disk Around Young Exoplanet

Reflections as the Internet Archive turns 25

Across the Atlantic on the Hindenberg

Gorgeous Illustrations From Prentzinger’s Celestial Atlas – 1851

Plasmid, Virus or Other? DNA ‘Borgs’ Blur Boundaries.

Slime mold and cancer cells “sniff” their way through mazes by breaking down chemical molecules

Where America’s Lost Luggage Ends Up

Why Did Napoleon Hide His Hand In Portraits? His Missing Hand Explained

China adding finishing touches to world-first thorium nuclear reactor

One of the biggest myths about EVs is busted in new study

Synthetic spider silk stronger and tougher than the real thing

Insulin was discovered 100 years ago – but it took a lot more than one scientific breakthrough to get a diabetes treatment to patients

NASA Wants Standards for Evaluating Claims of Extraterrestrial Life

Record Floods Unleash Deadly Destruction Across Central China

UC Berkeley scientists developed an ultrathin magnet only one atom thick

Glacier Ice Reveals Previously Unknown Viruses

In the frugal last meal of a man 2,400 years ago, scientists see signs of human sacrifice

The neglected ‘Galapagos of Europe’

The Spanish island that communicates by whistle

Video: ‘My Wife Hired a Hitman So I Faked My Death’ [08:40]

‘Jurassic Pompeii’ yields thousands of ‘squiggly wiggly’ fossils

Defections and Detections: How a Sprawling Soviet Atomic Spy Network Was First Exposed

Why Some Plants Close Their Leaves at Night

Signs of Life on Mars? NASA’s Perseverance Rover Begins the Hunt

52 years ago today: Apollo 11 Live TV Coverage synced with original events

The US Army tried portable nuclear power at remote bases 60 years ago

Scientists build tiny “virus traps” out of DNA origami

Video: What Really Happened at the Arecibo Telescope? [17:57]

We should explore alternatives to the Standard Model of physics

Video: Exploring Massless Energy Battery Breakthrough [12:02]

Diamonds contain remnants of Earth’s ancient atmosphere

A new image shows jets of plasma shooting out of a supermassive black hole

Tomato fruits send electrical warnings to the rest of the plant when attacked by insects

Video: Is it dangerous to wake a sleepwalker? [03:30]

In the 1500s, Mail Disinfection Was Really, Really Weird

Hubble Space Telescope Is Back in Business – Releases Stunning New Images

World’s feral pigs produce as much CO2 as 1.1m cars each year, study finds

This Weight-Changing Cup Alters Your Perception of Flavor

Genealogists say Leonardo da Vinci has 14 living relatives

New Shape Opens ‘Wormhole’ Between Numbers and Geometry

Video: The Secret Things Living In Your Drains [9:50]

Physicists Get a Unique View of a Destroyed Comet

What did the ancient Romans eat?

LA bomb squad ‘grossly miscalculated’ weight of fireworks in huge explosion

Extreme Drought Could Shut Down a Hydroelectric Power Plant In California

Using plastic waste to help solve sand shortages

Studebaker Still Advertises Its Defunct Company with 8,000-Tree Monument

Why do identical twins have different fingerprints?

Maybe It’s Aliens, or Maybe It’s Volcanoes

Solving a 100-Year-Old Mystery About a Pigeon

What if an RNA molecule could do it all over again?