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Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

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Inside the Mysterious Smuggling of the El Ali Meteorite

Scientific American Content: Global ·

2025/09/22

How a space rock vanished from Africa and showed up for sale across an ocean

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Vaccine Panel Overhaul, Head Trauma in Sports, and...

Scientific American Content: Global ·

2025/09/22

A revamped CDC advisory committee faces vaccine debates, studies reveal brain changes in athletes, and climate change drives deadly heat waves across Europe.

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2025 Ig Nobel Prizes Awarded for Research on Tipsy...

Scientific American Content: Global ·

2025/09/19

Winners of the annual Ig Nobel awards include the science of tipsy bats and the physics of cacio e pepe

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Go Ahead, Write in the Margins—It’s Good for Your Brain

Scientific American Content: Global ·

2025/09/19

Annotating the margins of books is an important partof deep reading and has a long legacy of merit in both science and literature

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NASA Records More Than 6,000 Exoplanets and Counting

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2025/09/19

It’s a crowded galaxy, the latest exoplanet tally shows

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How to Weigh a Black Hole

Scientific American Content: Global ·

2025/09/19

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons

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'Etymology Nerd' Adam Aleksic on How Internet Culture...

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2025/09/19

Linguist Adam Aleksic explains how viral slang and algorithm-driven speech aren’t destroying language––they’re accelerating its natural evolution.

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Aftershock of July’s 8.8 Earthquake Strikes...

Scientific American Content: Global ·

2025/09/18

A powerful magnitude 7.8 aftershock off Russia’s Kamchatka Peninsula that arose from July’s magnitude 8.8 earthquake is raising concerns about possible tsunami impacts, although risk appears to be waning

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New AI Tool Predicts Which of 1,000 Diseases Someone...

Scientific American Content: Global ·

2025/09/18

A large language model called Delphi-2M analyzes a person’s medical records and lifestyle to provide risk estimates for more than 1,000 diseases

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Genetics Can Track How Languages Mixed in the Past

Scientific American Content: Global ·

2025/09/18

New research shows that wherever human populations mix, their languages blend as well

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Dogs with Large Vocabularies Can Understand Category...

Scientific American Content: Global ·

2025/09/18

These dogs can extend words to new objects based on function the way children do in early language learning

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How a Contentious CDC Vaccine Meeting Will Affect...

Scientific American Content: Global ·

2025/09/18

Three vaccines are on the agenda for this week’s meeting of ACIP, the CDC’s key advisory panel on immunization: the combined measles, mumps, rubella and varicella vaccine, the hepatitis B vaccine and COVID vaccines

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How Geocaching Became a Global GPS Treasure Hunt over...

Scientific American Content: Global ·

2025/09/18

These hobbyists use GPS coordinates to hunt for secret prizes around the world

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Secrets of Chinese AI Model DeepSeek Revealed in...

Scientific American Content: Global ·

2025/09/17

The first peer-reviewed study of the DeepSeek AI model shows how a Chinese start-up firm made the market-shaking LLM for $300,000

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COVID Vaccine Access Now Varies from State to State....

Scientific American Content: Global ·

2025/09/17

With federal vaccine guidance under fire, states are forging their own immunization paths

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Chimpanzee Consumption of Boozy Fruit May Illuminate...

Scientific American Content: Global ·

2025/09/17

Wild chimps ingest the equivalent of multiple alcoholic beverages a day

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Vaccines Are at Risk, Fired CDC Director Warns Senators

Scientific American Content: Global ·

2025/09/17

Former CDC chief Susan Monarez testified that Secretary of Health and Human Services Robert F. Kennedy, Jr., had demanded she rubber-stamp recommendations from his remade vaccine panel

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Oldest Known Pachycephalosaur Fossil Discovered in...

Scientific American Content: Global ·

2025/09/17

A newly discovered dinosaur species has been identified from a fossil unearthed in Mongolia that represents the most complete pachycephalosaur specimen yet found

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New Research Shows Gut Cells Communicate Directly...

Scientific American Content: Global ·

2025/09/17

Scientists are uncovering how your gut might be shaping your thoughts, feelings and cravings.

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Climate Change Fuels Record Summer Heat, Killing...

Scientific American Content: Global ·

2025/09/17

Climate-fueled heat has caused thousands of excess deaths over the past three summers, which were the three hottest on record

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2,655 results