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Tuesday, October 20, 2026 1:17 PM ET

Scientific American - Top Stories

November 2026 - Issue

7 hours ago

What scents trigger childhood memories for you?

2 months ago

We're addicted to social media. How do we get sober?

7 hours ago

Scientists left in the dark by National Science Foundation grant application delays

2 hours ago

Some 'white' dwarf stars actually shine green, pink or purple

2 hours ago

The Selfish Gene, revisited

4 hours ago

Math Puzzle: Baby bottle mix-up

6 hours ago

The brain doesn't process emotion the way we thought

1 day ago

Our love-hate relationship with social media

7 hours ago

How many planets could fit in the solar system?

4 days ago

A decade after Theranos imploded, here's what scientists want you to know

3 days ago

The provocative new theory that could explain aging and disease

7 hours ago

Honeybees deemphasize potential 'misinformation' in their waggle dances

5 days ago

It's Time to Stand Up for Science

1 month ago

This year's flu season is starting early. Does that mean it will be more severe?

4 days ago

Inside the bold, quixotic quest to store planet-warming carbon in the ocean

7 hours ago

Scientists just voted to redefine how the world keeps time

5 days ago

Sign up for the New Issue Alert

5 months ago

A Russian satellite is stalking a U.S. spacecraft in orbit. Experts are worried

22 hours ago

Why we probably live in a multiverse

7 hours ago

Plants move to get away from their decaying brethren

3 days ago

OpenAI's blockbuster math proof isn't what you think it is

7 days ago

How do you test a nuclear arsenal without blowing it up?

7 hours ago

An ancient Chinese math puzzle shows how to win at cards, horse races and gerrymandering

6 days ago

Can AI predict whether you'll die from cancer from just an image of your face?

19 hours ago

AI's power boom is giving the transformer a high-tech makeover

7 hours ago

New 'First Proof' exam reveals how AI-powered math is a pay-to-play sport

5 days ago

View all Discussions

5 months ago

Earth's 'life support systems' are breaking down, climate scientists warn

6 days ago

How uncertainty breaks the brain

7 hours ago

Are we addicted to our phones? Why you can't stop scrolling

4 days ago

Biohackers claim this supplement lets you drink coffee at night. No one knows if it's safe

1 day ago

What was SciAm writing about 50, 100 and 150 years ago? Life on Mars and justice for crabs

5 hours ago

5 ways to make Halloween decorations friendlier to wildlife

4 days ago

Poem: 'Life in Bilateral Wonder'

7 hours ago

See how uranium enrichment really works

7 hours ago

Do women hit a biological 'cliff' at menopause?

7 days ago

These extreme cosmic explosions are breaking physics

7 hours ago

Science crossword: Scroll bars

7 hours ago

Lettuce engineered to produce meat proteins

8 days ago

Scientists can't figure out what makes ultraprocessed foods unhealthy

7 hours ago

Readers respond to the June 2026 issue

7 hours ago

Google's quantum Willow chip may be able to grow 'magic states'

4 days ago

Japan launches a probe to collect rocks from Mars's moon Phobos

20 hours ago

The first mission to sample Mars's moons launches today

1 day ago

Should we turn the Red Planet green?

5 days ago

The 'Kelvin wave' hitting California is a potent warning about sea-level rise

12 days ago

Hurricane Isaias just set a new record for late-arriving Atlantic storms

12 days ago

Is the AI mathocalypse coming for encryption next?

5 days ago

Mathematicians marvel, and grumble, at OpenAI's trove of new results

11 days ago

The most exciting claims from OpenAI's heap of new proofs

11 days ago

Could this ancient shipwreck be the oldest ever found?

5 days ago

Claude just found a CRISPR-like DNA pattern, but even Anthropic's scientists aren't sure what it does

6 days ago

Amateur astronomer harnesses AI to find a possible hidden exoplanet

6 days ago

Feverish after a vaccine? The reason could be your gut microbiome

11 days ago

Stunning video captures a whole year of our sun's chaotic corona

6 days ago

NIH appears to shut down comments on science peer-review rule change ahead of schedule

5 days ago

Mathematicians invented a knitting stitch that stops mistakes from spreading

12 days ago

Microplastics are linked to inflammation-scientists might have finally worked out why

5 days ago