A 1,500-foot tsunami took scientists by surprise. Now we know why it happened
By chance a tour boat avoided a deadly tsunami set off by the retreat of Alaska's coastal glaciers. Scientists are working to spot landslides like the one that caused the massive wave to warn people in harm's way
‘Touchy-feely’ dark matter is having a moment
What happens when you let AI agents run an entire start-up
Babies may ‘catch’ yawns from their mother in the womb, new study finds
Today’s Hard Sudoku
Carbon dioxide levels in the atmosphere just hit a ‘depressing’ new record
Why some mathematicians think we should abandon pi
Does a psychedelic trip change your brain? A new study offers a tantalizing clue
The hidden cause of heart disease is inflammation
How strange new ‘altermagnets’ could rewrite physics
Space hotels are coming soon
Create as many words as you can!
Stretch your math muscles with these puzzles.
Can peanut allergies be cured?
How much vitamin D do you need to stay healthy?
These cancers were beyond treatment—but might not be anymore
Why some mathematicians think we should abandon pi
A growing minority believes it’s a mistake to tie so many mathematical formulas to the famed 3.14... value. Another value, tau, could be better
Carbon dioxide levels in the atmosphere just hit a ‘depressing’ new record
These data come from the National Oceanic and Atmospheric Administration’s Mauna Loa Observatory, which may soon be shut down because of proposed government budget cuts
NASA just dropped more than 12,000 Artemis II photos—here’s how to see them
Want to go to the moon? Travel vicariously through the more than 12,000 photos NASA just posted from the Artemis II mission
How Greenland sharks keep their hearts beating for centuries
Greenland sharks have hearts that can function normally for more than a century
A SpaceX rocket booster is on track to hit the moon at several times the speed of sound
While there is no immediate danger, this crash highlights that space junk is increasingly expanding out of lower-Earth orbit
What’s faster than light? Darkness
A recent experiment revealed that individual dark points on a light wave can move faster than the wave itself
