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Scientific American

Scientists are using AI to design new viruses. Should they be?

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Trump issues executive order aimed at rewriting childhood vaccine schedule

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Colombia rocked by 7.4 magnitude earthquake—its largest in the past decade

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Can dogs read your facial expressions? It depends on your mood

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Cyclosporiasis-linked Taylor Farms recalls jalapeños tied to Salmonella outbreak

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World ocean temperatures hit extreme new record for July

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Sperm with DNA damage might be the true cause of repeated miscarriages

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How the ‘happy ending problem’ launched a new branch of math—and a romance

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Can ‘magic mushrooms’ help treat cocaine dependence?

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SpaceX rocket crashes into the moon as cyberattacks hit U.S. water systems

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Europe's wildfires are igniting forgotten WWII and Cold War bombs

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How spaceflight changes astronauts' ability to eat and drink

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Hank Green AI controversy raises questions for science communicators

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Monkeys keep pets and maintain friendships with other animals

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Why loneliness and not social isolation may be making you sick

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Latest Pentagon UFO files release includes video of mysterious ‘cold orbs’

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Want to see the 2026 total solar eclipse? An eclipse chaser reveals her tricks and tips

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Birdsong follows a fundamental law of human language

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What was best for Flaco the owl? Wild Inside documentary asks tough questions

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AI just created a virus not found in nature, and scientists are worried

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Anthropic and OpenAI AI agents showed signs of deception during safety tests

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Why Google DeepMind broke up the AlphaFold team

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Did life on Earth only arise once? Perhaps not

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NASA’s Voyager 2 survives daring ‘big bang’ maneuver

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How many paper folds would get you to the moon?

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Is Gen Z actually smoking more? An investigation

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Smoking was supposed to be fading away. Why are young people embracing it again?

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OpenAI’s latest math breakthroughs commit research misconduct, experts say

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Physicists harness sunlight for quantum entanglement

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Can quantum computers solve math’s hardest problem?

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CDC warns of Salmonella outbreak tied to jalapeño peppers sold to Chipotle and QDOBA

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U.S. lawmakers vote to hold Biden’s former medical adviser Anthony Fauci in contempt of Congress

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U.S. approves Moderna’s mRNA vaccine for flu—the first of its kind

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Urban landscapes can boost storms—or break them up

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The Scientific American guide to 2026’s total solar eclipse

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How much of our existence do we owe to sugar?

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Trump CDC pick Erica Schwartz confirmed to lead nation’s top public health agency

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Elon Musk reveals SpaceX plans to build satellite factories on the moon

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Neanderthal genes may give modern humans’ muscles a boost

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Scientists discover a ‘skinny gene’ mutation that acts like Ozempic

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Spectacular images reveal never-before-seen whirlpools on the sun

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How living near mountain lions might actually make you safer

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Mathematicians make a breakthrough on Gauss’s riddle, unsolved for 200 years

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YouTube star Simone Giertz has some life and science lessons to share with you

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Psilocybin could kick-start anorexia recovery, early results suggest

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La Brea Tar Pits disgorge rare ice age toad

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Wormholes could be the key to time travel

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Newly discovered carnivorous plant is as deceptive as it is deadly

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Project backed by Leonardo DiCaprio and Jeff Bezos aims to save 100 critically endangered species

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A SpaceX rocket is about to hit the moon—these videos show what could happen

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