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Sunday, June 21, 2026 5:02 AM ET

Scientific American - Top Stories

The lab never sleeps. Can the science keep up?

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Japan's 2011 earthquake was so powerful that it shifted the entire country's location

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Ancient human ancestors may have first used fire 1.79 million years ago

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World-first: therapy to make cells young again given to a person

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Why some irrational numbers are more irrational than others

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July/August 2026 - Issue

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Sign up for the New Issue Alert

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How one new telescope is going to change astronomy forever

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In world first, a man living with HIV received a lung transplant from an HIV-positive donor

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U.S. science is in chaos

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JWST catches cosmic imposters spoofing faraway galaxies

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Math predicts humans could go extinct in about 17,000 years

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Eating Too Much Protein Makes Pee a Problem Pollutant in the U.S.

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Ancient worshipers gathered at a 'prototype' Stonehenge to celebrate the solstices, new analysis reveals

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Salty clouds discovered on pink puffball planet

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Should athletes be allowed to use performance-enhancing gear?

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Astronomers discover another galaxy seemingly devoid of dark matter

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NASA's Lucy mission reveals an asteroid's hidden history

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How to watch August's total solar eclipse live with Scientific American

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Brood X Cicadas Could Cause a Bird Baby Boom

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Trump administration reverses course on plan to dismantle ocean monitoring network

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The surprising science history behind New York City's ticker-tape parades

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Ex-Google CEO's Relativity Space selected for upcoming NASA Mars orbiter mission

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1 in 3 psychologists say their patients use AI as a second therapist. Here's what they want you to know

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Russia seeks mathematician's extradition

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The first Atlantic tropical storm of 2026 is here-and it used to be a Pacific cyclone

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Could this ancient burial site be the oldest lethal plague outbreak?

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Our brains underestimate Elon Musk's wealth

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Can black holes send information back in time?

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Could the keto diet help treat anorexia, schizophrenia and depression?

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Watch sharks use manta rays to scratch unreachable itches

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See how academic freedom is changing around the world

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The Reflecting Pool turned green. Killing the algae may not fix it

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The World Cup is battling extreme heat. Which cooling methods really work?

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Scientists pop the cork on the hidden chemistry inside wine bottles

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Scientists discover remnants of Jellyfish Nebula's 'sibling' supernova

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Attachment style may influence how many kids people have

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Silicon Valley's longevity biohackers are engaged in a dangerous experiment

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Math Puzzle: Running in circles

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Dozens of countries are trying to lure U.S. scientists abroad-and it's working

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How viruses may reshape the body's 'soil' to promote cancer growth

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When science is under siege, history offers a playbook

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