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Science

Stick shaped by ancient humans is the oldest known wooden tool

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AI sheds light on mysterious dinosaur footprints

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Changes to cougar diets and behaviors reduce their competition with wolves in Yellowstone, study finds

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New data show reduced overall PFAS exposures in subarctic ocean

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This ancient stick may be the world’s oldest handheld wooden tool

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How NASA is homing in from space on ocean debris

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AI agents streamline discovery of safer, more efficient solid electrolytes for batteries

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Environmental conditions can influence evolution of gut microbiomes in African herbivores

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Tapping the engines of cellular electrochemistry and forces of evolution

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Straight-Tusk Elephants Once Roamed Europe. And We Used Their Bones as Hammers

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3′UTR-derived small RNA couples acid resistance to metabolic reprogramming in Salmonella within macrophages

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Perceiving AI as a 'job killer' negatively influences attitudes towards democracy, study suggests

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White Winter Olympics beckons as snow falls in Italian Alps

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Checklist offers guide to verifying authenticity of nature and carbon credits

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The science of why video evidence can mess with our brain

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New DNA 'page numbers' method enables accurate assembly of long genetic sequences

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World not ready for rise in extreme heat, scientists say

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The invisible bubbles that spread cancer could also help stop it

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US hospitality and tourism professors don't reflect the diversity of the industry they serve

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Bitter cold grips millions as US digs out of sweeping snowstorm

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New sensor surface distinguishes aggressive cancer cells by physical behavior

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Do Non-Alcoholic Drinks Actually Help You Stay Sober?

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Personalized library model adapts book recommendations to readers' changing knowledge

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Lit bots beware: AI creative writing faces reader skepticism, study shows

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Watching atoms roam before they decay

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AI makes quantum field theories computable

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Early warning for wine spoilage glows in the dark

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Epigenetic switch found to halt fat cell formation in adipose tissue

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Q&A: Even small amounts of online math practice can improve skills

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How starfish control tube feet without a central nervous system or brain

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The masters behind Bronze Age rock art

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Feeling unprepared for the AI boom? You're not alone

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Dealing with a difficult relationship? Here's how psychology says you can shift the dynamic

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Journey to center of Milky Way with upcoming NASA Roman core survey

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How the polar vortex and warm ocean intensified a major US winter storm

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Why freezing rain can be so much more dangerous than snow

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Practice using bags and lunchboxes: How to build your child's confidence as they start school

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Scientists reveal gold precipitation mechanism at pyrite-water interface

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The magnetic secret inside steel finally explained

Social media ban for under-16s could 'create a game of cat and mouse' between platforms and users

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What is dark energy? Research shines light on space's biggest question

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Elucidating liquid-liquid phase separation under non-equilibrium conditions

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Q&A: Why are icy surfaces slippery?

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Moisture availability, not fertilizer alone, affects long-term fate of soil phosphorus

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Smallpox eradication champion William Foege dies at age 89

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Aging populations could cut global water use by up to 31%, study finds

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Harvestmen arachnids apparently use fluorescent patterns for species recognition

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AI generates short DNA sequences that show promise for gene therapies

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Q&A: Coexistence between humans and wild animals in Japan

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Nepal's green success story has a hidden social gap, research shows

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