Robotics

The Universe Keeps Rewriting Cosmology

The universe has a habit of disproving “unassailable” facts

How Sleep Cleans the Brain and Keeps You Healthy

Washing waste from the brain is an essential function of sleep—and it could help...

Contributors to Scientific American’s September 2025 Issue

Writers, artists, photographers and researchers share the stories behind the sto...

New Treatments Can Free Kids from the Deadly Threat of ...

Remarkable new treatments can free millions of kids and adults from the deadly t...

Four Remarkable Stories from the History of Math Behind...

People in prisons and jails have contributed to some of the greatest ideas in ma...

Nathan Lents’s New Book Explores How Animal Behavior an...

Traditional biology has long ignored nature’s sexual diversity—but evolution tel...

How NASA’s Juno Probe Changed Everything We Know about ...

The Juno spacecraft has rewritten the story on Jupiter, the solar system’s undis...

Why Hurricanes like Erin Trigger Rip Currents Hundreds ...

From Miami to Maine, the East Coast is under moderate or high rip current risk a...

How Gluten-Free Diets Are Getting Overhyped

Unless you have celiac disease, there are few health benefits to a gluten-free diet

NASA’s James Webb Space Telescope Discovers New Moon of...

Using the powerful James Webb Space Telescope, scientists have spotted a moon ne...

U.S. Cuts Antarctica’s Only Research Icebreaker Ship un...

The National Science Foundation will stop operating the Nathaniel B. Palmer iceb...

Science Crossword: A Trip Down Memory Lane

Play this crossword inspired by the September 2025 issue of Scientific American

How Plastics Went from a Sustainability Solution to an ...

Synthetic polymers were supposed to free us from the limitations of our natural ...

September 2025: Science History from 50, 100 and 150 Ye...

Huge fish; spiritualist rebuke

What Happens When an Entire Scientific Field Changes It...

Total reversals in scientific thinking are rare—but earth-shattering

How Scientists Finally Learned That Nerves Regrow—Even ...

Long dismissed as impossible, nerve regrowth is offering new hope for healing in...

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