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Spring bird migration is peaking! What are you hoping to see this season?

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Can black holes send information back in time?

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The alien stories Scientific American editors keep coming back to

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SpaceX's targeted $1.75-trillion valuation rests on engineering that hasn't happened yet

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Scientists need more snapshots of shooting stars-and you can help

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Disclosure Day raises a big question: How do you talk to aliens?

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Obstetricians oppose CDC to recommend more shots for moms

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SpaceX's historic IPO ignites the new space race

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Largest whale 'graveyard' discovered, with skeletons spanning 5 million years

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Meet LEV-2, a baseball-sized and absurdly cute moon robot

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Inside the massive underground salt caves where the U.S. stashes its oil

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AI scores a 'C-' on its hardest math test yet

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See the hidden fungal network so big it could stretch to Proxima Centauri and back

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What Disclosure Day gets wrong about the search for aliens

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How to build kids' 'cognitive endurance' in an age of distraction

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Children's zip codes change their brains

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Today's Killer Sudoku

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How to tell if your dog is left-pawed or right-pawed, according to science

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The million-dollar race to 'blow up' math's hardest equations

23 hours ago

Science Quiz: Who claims Antarctica?

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The paleoneurologist saved by her science

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China's Tianwen-2 spacecraft just arrived at a mysterious 'quasi-moon' of Earth

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Science confirms: Cats help you only when there's something in it for them

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June 2026 - Issue

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Sign up for the New Issue Alert

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El Ni o is here and could tip Earth to a new record hot year

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What AI-herding scientists can learn from watching 'sheepdog YouTube'

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How Canadian rock duo Angine de Poitrine play with neurobiology and physics to make viral music

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The 2026 World Cup will bring the heat. Here's how to keep cool

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Report of gene-edited human embryos sparks worries about the technology's future uses

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U.S. gets a new sunscreen ingredient after 27 years-here's how it works

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The Philippines earthquake is massive, but it could've been bigger-here's why

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How math can help you decide what to order for dinner

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Resistance training may boost longevity. But how much do you need?

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How math's 'hairy ball theorem' could explain bad hair days

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Spotted lanternflies' love of cities may be the secret to their invasion success

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Dino-killing asteroid may have sparked millions of years of hydrothermal life

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Genital herpes tests are notoriously unreliable, but better ones are in the works

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Apple's new Siri can run your digital life. The catch is privacy

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NASA reveals astronauts who will fly Artemis III, its next step toward a moon landing

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This meteorite could be a relic from a 'lost world'

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NASA's X-59 plane goes supersonic for the first time

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The 2026 World Cup's grass is an engineering problem

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Inside the high-stakes effort to bring natural grass to World Cup stadiums

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This Prada-designed onesie will help keep NASA's Artemis astronauts cool on the moon

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The World Cup could be a petri dish for disease. Wastewater could sound the alarm

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