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Scientific American

Trump rejects climate science, winter goes haywire, and ‘Penisgate’ rumors arise at the Olympics

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Spaceflight literally moves your brain

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First Proof is AI’s toughest math test yet. The results are mixed

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How often do people fall passionately in love? The answer may be less than you think

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Axolotls can regenerate their thymus, a complex immune system organ

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How roses evolved to become the flower of Valentine’s Day

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8 romance novels for readers who love science, too

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Let these nine romantic animals inspire you on Valentine’s Day

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Following one of these five diets may be the key to living longer

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Why an Army antidrone laser grounded flights at El Paso International Airport

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How a year of RFK, Jr., has changed American science

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How much energy is released when supermassive black holes collide?

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AI tool decreased political polarization from social media algorithms

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NASA launches Crew-12 astronauts in Valentine’s Day gift to the ISS

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How to name a Madagascar hissing cockroach for Valentine’s Day at the Bronx Zoo

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The story of the first kiss—21.5 million years ago

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Join the Great Backyard Bird Count—for science!

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AI uncovers solutions to Erdős problems, moving closer to transforming math

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How often does the average person fart? Scientists built a device to find out

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What repealing the ‘endangerment finding’ means for public health

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‘Inside-out’ planetary system perplexes astronomers

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Elephants' peculiar whiskers help them sense the world around them

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Did astronomers just see a star blink out to become a black hole?

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Katharine Burr Blodgett’s brilliance had to fit into the role of the only woman in a lab filled with men—it was the air she breathed

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EPA scraps the ‘endangerment finding’ that climate change harms human health

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The physics of ‘Penisgate’ and how ski jumpers fly

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New research reveals how the brain separates speech into words

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How do deep-sea fish see in dark water? This new study could hold the clue

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This ancient South American kingdom ran on bird poop

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The largest-ever satellite of its kind just unfurled its wings in low-Earth orbit

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Hair extensions may contain chemicals linked to cancer and reproductive issues

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What does it take to eat like an Olympian?

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FDA won’t consider a new mRNA vaccine for flu despite the technology’s life-saving promise

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How ‘effectively zero-knowledge’ proofs could transform cryptography

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Inside the Russian dialect coaching behind Heated Rivalry

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Top medical groups join forces to review vaccine science as CDC faces criticism

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Earth’s core may contain 45 oceans’ worth of hydrogen

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Scientists may have discovered a pulsar at the Milky Way’s heart—a result that could reveal new physics

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What came before the big bang?

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The quirky geology behind Olympic curling stones

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Rules of mysterious ancient Roman board game decoded by AI

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Obesity increases risk of severe infections, study finds

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Why has this winter been so cold in the U.S. East and warm in the country’s West?

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Mathematicians launch First Proof, a first-of-its-kind math exam for AI

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Bad Bunny’s Super Bowl halftime show highlighted Puerto Rico’s power grid. Here’s why

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Elon Musk says SpaceX will prioritize establishing a city on the moon instead of building a Mars colony

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Mathematicians discover new ways to make round shapes

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Yellowstone’s earthquakes spark microbial boom deep underground

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'Quad God' Ilia Malinin and the science of figure skating's near-impossible jumps

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Babies are born with rhythm as NASA’s Artemis II faces delays and solar flares surge

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