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- SCIENTIFIC AMERICAN2 DAYS AGO

These Bizarre, Centuries-Old Greenland Sharks May Have a Hidden Longevity Superpower
The very, very long-lived Greenland sharks were long thought to be practically blind. But a new study finds that they not only can see but also maintain their vision into old age
- SCIENTIFIC AMERICAN2 DAYS AGO

The Best Skywatching and Stargazing Events of 2026
Total eclipses, lunar occultations, planetary conjunctions and meteor showers await stargazers this year
- SCIENTIFIC AMERICAN2 DAYS AGO

The Weight-Loss Drug Revolution—From Shots to Pills and the Science behind It All
Behind the hype of GLP-1 medications lies complex science, serious side effects and a pharmaceutical arms race.
- SCIENTIFIC AMERICANA DAY AGO

Scientists Discover Brain Circuit That Acts Like a ‘Brake’ on Motivation
A new study in macaques identifies a brain circuit that acts like a "brake" on motivation
- SCIENTIFIC AMERICANA DAY AGO

Stevie Wonder’s Rule for AI at CES 2026—‘Make Life Better for the Living’
At CES 2026, Stevie Wonder offered a simple test for tech. And in the smart glasses boom, the most persuasive tools aren't about perfect sight but day-to-day independence.
- SCIENTIFIC AMERICANA DAY AGO

How Prepared Are ISS Astronauts for Medical Emergencies?
NASA crews go through extensive training and have access to tools and drugs to treat medical issues, from dental problems and migraines to heart attacks, while they are in orbit
- SCIENTIFIC AMERICAN12 HOURS AGO

Why 2026 Is a Mathematically Special Number
Neither a square nor prime number, 2026 is still intriguing
- SCIENTIFIC AMERICAN10 HOURS AGO

NASA Announces Return Date for ISS Astronauts After Medical Evacuation Announcement
Four ISS crew members are set to touch down on Thursday after NASA announced the first medical evacuation in the space station's history