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Thursday, July 23, 2026 7:55 AM ET

Scientific American - Top Stories

A huge cosmic object could force astronomers to rethink what a moon is

20 hours ago

Do animals act weirdly during a solar eclipse? Or do we?

1 hour ago

Video reveals orcas smashing fish to smithereens, possibly for fun

7 hours ago

U.S. pledges $5 billion to boost AI in government-backed scientific research

16 hours ago

Long-lost coral reefs rediscovered off the coast of Africa

17 hours ago

How a Futurama writer's plot problem led to a totally new math proof

1 day ago

How Parents' Trauma Leaves Biological Traces in Children

19 hours ago

Mesmerizing NASA time-lapse reveals Mars's craters, polar ice caps and deserts

1 day ago

America is embarking on a risky experiment with GLP-1s and aging

4 days ago

OpenAI admits its agent went rogue, triggering a major hack

1 day ago

This tiny, forgotten organ could help us live longer, healthier

2 days ago

It's Time to Stand Up for Science

8 days ago

This adorable bobtail squid is raising a family at -1.6 degrees Celsius

2 days ago

These whales are the only ones that flip upside down. Now we know why

1 day ago

Neanderthals may have been just as smart as modern human peers

3 days ago

A SpaceX rocket is about to crash into the moon-scientists will be watching

2 days ago

The real danger in OpenAI's Hugging Face hack

17 hours ago

The Jellyfish Nebula has been hiding a big cosmic secret

1 day ago

ChatGPT just proved another 50-year-old math conjecture

8 days ago

Inside the race to spot wildfires before they spiral out of control

2 days ago

Celebrate summer with two back-to-back meteor shower bonanzas

3 days ago

FDA approves cholesterol pill more powerful than statins

6 days ago

Psychology researchers know why The Odyssey transcends time

2 days ago

Ancient Egyptian princesses were 'powerful' weapon users, new analysis suggests

6 days ago

Accidental mix-ups of sounds reveal how the brain produces speech

5 days ago

Why New York State put giant data centers on hold

5 days ago

Permanent daylight savings is bad for Americans' health-here's what science says could be better

6 days ago

U.S. cities have the worst air quality in the world right now-here's how to stay safe

5 days ago

Exclusive: See unprecedented images of Sunda clouded leopards, the 'ghosts of the forest'

6 days ago

U.S. approval of giant 'space mirror' satellite alarms astronomers

6 days ago

July/August 2026 - Issue

1 month ago

Sign up for the New Issue Alert

2 months ago

Is there a 'best' solar eclipse?

6 days ago

Mathematicians still don't know the fastest way to multiply numbers

9 days ago

Mathematicians are closing in on the hidden order inside chaos

7 days ago

Scientists spot sugar in interstellar space for the first time ever

9 days ago

Tick bites are driving up deadly meat allergies. Scientists are scrambling to stop it

11 days ago

How to avoid getting cyclosporiasis-and why washing lettuce may not be enough

7 days ago

Meet the 1,900-year-old latrine helping explain how Roman concrete grew stronger with age

11 days ago

Cyclospora outbreak linked to iceberg lettuce supplied to Taco Bell

6 days ago

We finally know the name of an ancient Maya mathematician

9 days ago

The odds of a Super El Ni o just got higher

12 days ago

Cases of an explosive diarrhea-causing parasite are rising fast in the U.S.

13 days ago

Physicist says splashy new cosmology study made 'elemental' mistake

13 days ago