What we know—and what we don’t—about NASA’s Artemis III mission
NASA is starting to paint in some of the details of its planned 2027 Artemis III mission, but key questions, such as who its astronauts will be, are yet to be answered
Scientists catalog the ‘fractal dimensions’ of more than 130,000 islands
Are astronomers ignoring some of the cosmos?
Math Puzzle: Fix the matchstick equation
Hantavirus can persist in semen for years, but that doesn’t mean it stays contagious
Meet the tiny fish that looks like Mr. Snuffleupagus
The hantavirus outbreak is reviving some of the worst COVID conspiracies
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 everyone is obsessed with protein—and whether you actually need more
What happens when you let AI agents run an entire start-up
Each atom in the universe might be unique
Long-held assumptions tell us that atoms with the same number of protons, neutrons and electrons are indistinguishable, but one physicist wants to put this idea to the test
Can hantavirus spread through the air? What we do and don’t know
The Andes type of the hantavirus is spread by “close contact,” but it’s unclear how much of that transmission occurs by inhaling airborne droplets or other means
Why hantavirus takes so long to show symptoms and what that means for containment
People exposed to the Andes strain of the hantavirus may not develop symptoms for up to 42 days, a delay that makes tracing infections more difficult
‘PCOS is inaccurate’—why scientists renamed polycystic ovary syndrome
A multiyear effort to rename polycystic ovary syndrome finally revealed the condition’s new name: polyendocrine metabolic ovarian syndrome
Quitting weight loss can cause weight regain—two strategies could help prevent that
With millions of people now using GLP-1 drugs such as Wegovy and Zepbound, scientists are racing to find ways to help people retain their weight loss after they stop taking the medication
Math reveals the one game of chance you should always accept
Probability theory and the Saint Petersburg paradox can help you determine whether the stakes of a game are too great
