Why does soda fizz? By Charles Q. Choi published 25 June 22 Soda's effervescence comes from processes that super-saturate the liquid with carbon dioxide, which later escapes from the soft drink as tiny, effervescent bubbles.
Why did people start eating Egyptian mummies? By Marcus Harmes published 11 June 22 Mummies have fascinated people for centuries, and have even been ground-up and used as medicines.
Why do soft drinks go flat? By Charles Q. Choi published 8 June 22 Ever take a sip of a flat soda? Here's the chemistry behind it.
How this trippy illusion will make you see an 'expanding black hole' By Harry Baker published 2 June 22 A new optical illusion, the "expanding hole," tricks 86% of people into seeing a growing dark region in the center of the stationary image.
This sideways-scooting robot crab is so tiny it fits through the eye of a needle By Harry Baker published 27 May 22 Engineers have designed a mini robot crab that can be made to walk sideways using lasers. The tiny eight-legged critter is the world's smallest remote-controlled robot.
Is house dust mostly dead skin? By Stephanie Pappas published 26 May 22 When you're tackling the baseboards with a dust cloth, is what you're mopping up mostly your own dead skin? That's only a little bit true.
Footage of bizarre metallic UFO shown by Pentagon officials at historic hearing By Ben Turner published 17 May 22 Pentagon officials speaking at the first public hearing on UFOs since the 1960s have shown previously classified footage of an unidentified aerial phenomenon (UAP).
Watch live: Pentagon UFO sightings will finally be publicly aired at today's Congressional hearing By Ben Turner published 16 May 22 The U.S. Congress is set to hold its first public hearing on UFOs since the 1960s on Tuesday (May 17). Here's what to expect.
Why does wood catch fire, but metal doesn't? By JoAnna Wendel published 15 May 22 Burning is the release of energy, and some materials like metals, can absorb energy better than others, such as wood.
The 'doorway' seen on Mars is not for aliens. Here's how it really formed. By Tom Metcalfe published 13 May 22 The internet erupted after a photograph from the Mars Curiosity rover appeared to show an "alien door," experts are pretty sure it's just a natural feature.
Eerie 'yellow brick road' to Atlantis discovered atop ancient undersea mountain By Brandon Specktor published 12 May 22 Researchers exploring underwater mountains near Hawaii discovered a bizarre "yellow brick road" on an ancient seamount.
Why haven't we cloned a human yet? By Joe Phelan published 9 May 22 Here's a look at the science for why we haven't cloned any humans yet.
Meet Elliott Tanner, the 13-year-old who just got his college degree in physics By Harry Baker published 29 April 22 13-year-old prodigy Elliott Tanner has graduated from the University of Minnesota with a degree in physics and mathematics.
Human 'hobbit' ancestor may be hiding in Indonesia, new controversial book claims By Stephanie Pappas published 25 April 22 An anthropologist argues that stories of an "ape-man" in Indonesia reflect the continued survival of an ancient human ancestor.
Time might not exist — but that's okay By Sam Baron published 24 April 22 Does time exist? The answer to this question may not be as obvious as it first seems.
Scientists create weird pumpkin-shaped nucleus that vanishes in nanoseconds By Stephanie Pappas published 6 April 22 A newly created isotope of the silvery metal lutetium has a strange squashed nucleus and a half-life of just a few hundred nanoseconds.
8 ways you can see Einstein's theory of relativity in real life By Jesse Emspak published 28 March 22 Reference Relativity is one of the most famous scientific theories of the 20th century, but how well does it explain the things we see in our daily lives?
Odd circular shape beneath the ocean in Google Earth images is probably not aliens By Stephanie Pappas published 23 March 22 A weird circular shape on Google Earth has ocean-floor UFO hunters crying "alien."
Scientists make yeast-free pizza dough that rises like the real thing By Nicoletta Lanese published 22 March 22 Their goal was to make tasty dough without a chemical agent.
Black holes may grow quantum 'hair' By Stephanie Pappas published 21 March 22 The quantum state of a black hole's gravitational field may hold clues as to what is beyond the event horizon.
