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We summarize the week's science breakthroughs every Thursday.

  1. Earth

    Another danger looms after the LA fires: Devastating debris flows

    As wildfires burn the landscape, they prime slopes for debris flows: powerful torrents of rock, mud and water that sweep downhill with deadly momentum.

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  2. Climate

    Unearthed ice may be the Arctic’s oldest buried glacier remnant

    Thanks to climate change, thawing permafrost in the Canadian Arctic has revealed the buried remnant of a glacier that’s 770,000 years old.

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  3. Environment

    A podcast challenges us to reassess our relationship with wildfires

    United by Fire lays out key insights from the two largest blazes in Colorado history, the Cameron Peak and East Troublesome fires of 2020.

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  4. Climate

    2024 was Earth’s hottest year on record, passing a dangerous warming threshold

    Global temperatures were the hottest on record in 2024; it was the first year where the average temperature topped 1.5 degrees Celsius above preindustrial times.

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  5. Paleontology

    Humans, not climate change, may have wiped out Australia’s giant kangaroos

    About 40,000 years ago, giant kangaroos vanished Down Under. Dental analyses suggest a varied diet, meaning climate change was not the main cause.

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  6. Climate

    California wildfire season should be over. So why is L.A. burning?

    In some parts of California, fire season is now year-round due to rising heat and little rain. High winds and dry conditions are fueling L.A.’s infernos.

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  7. Particle Physics

    Cosmic rays could help reveal how tornadoes form

    Subatomic particles called muons could measure pressure changes in supercell thunderstorms and the twisters they kick up.

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  8. Animals

    More new geckos have been found hiding in Southeast Asia’s limestone towers 

    Nearly 200 new gecko species found in living in karst landscapes reveal the rugged regions as dynamic areas of speciation.

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  9. Animals

    ‘Forever chemicals’ are causing health problems in some wildlife

    Deformed scales in hatchlings and biomarkers indicative of disease progression are two health impacts on turtles at PFAS-polluted sites in Australia.

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  10. Earth

    Scientists predict an undersea volcano eruption near Oregon in 2025

    Real-time data from Axial Seamount off the Oregon coast is providing researchers with a good eruption forecasting test.

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  11. Science & Society

    These are the 5 most popular Science News stories of 2024

    Science News drew millions of visitors to our website this year. Here’s a recap of the most-read and most-watched news stories of 2024.

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  12. Life

    These scientific feats set new records in 2024

    Noteworthy findings include jumbo black hole jets, an ultrapetite frog, ancient asteroid remnants and more.

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