
Pluto and the folly of planethood
The problem with Pluto isn’t its planetary or nonplanetary status—it’s our insistence on declaring the world must be one or the other

Pluto and the folly of planethood
The problem with Pluto isn’t its planetary or nonplanetary status—it’s our insistence on declaring the world must be one or the other
Scientists make AI play Battleship to help it do science better
Today’s Killer Sudoku

Happy birthday, David Attenborough! Famed naturalist marks 100 years
Math and statistics help explain the FBI's ‘missing scientists’ cases

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
What happens when you let AI agents run an entire start-up
Inside the ibogaine rush: How psychedelic therapy is going mainstream

A dangerous experiment is playing out on a cruise ship with hantavirus
The tragic and fatal outbreak of hantavirus onboard a luxury cruise ship highlights the gaps in research and treatments for the rare and mysterious infection—including how the virus spreads among people

Trump administration cut funding to study hantavirus, the virus behind the deadly cruise ship outbreak
The Centers for Research in Emerging Infectious Diseases were designed to study viruses that could jump from animals to people, including hantavirus, but in 2025 the National Institutes of Health said the work wouldn’t continue

Math and statistics help explain the FBI's ‘missing scientists’ cases
Statistical principles show you don’t need a nefarious plot to explain clusters of missing scientists and lab workers

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

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

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