Uncategorized

  1. Paleontology

    The dinosaur-killing asteroid impact radically altered Earth’s tropical forests

    The asteroid impact fundamentally reset the nature of Earth’s tropical rainforests, decreasing diversity at first and making them permanently darker.

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  2. Health & Medicine

    4 takeaways from the WHO’s report on the origins of the coronavirus

    The leading hypothesis is that the coronavirus spread to people from bats via a yet-to-be-identified animal, but no animals have tested positive so far.

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  3. Life

    Flamboyant fishes evolved an explosion of color as seas rose and fell

    Fluctuations in sea level due to cycling ice ages may have powered an engine in tropical seas that pumped out gaudy fish species.

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  4. Health & Medicine

    Pfizer says its COVID-19 vaccine has 100 percent efficacy in young people

    Vaccinated 12- to 15-year-olds developed higher levels of coronavirus antibodies compared with vaccinated 16- to 25-year-olds from a previous trial.

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  5. Planetary Science

    A meteor may have exploded over Antarctica 430,000 years ago

    Tiny spherules recovered from a mountaintop suggest a space rock broke apart midflight and sprayed debris across thousands of kilometers.

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  6. Health & Medicine

    Frog skin cells turned themselves into living machines

    The “xenobots” can swim, navigate tubes, move particles into piles and even heal themselves after injury, a new study reports.

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  7. Life

    These are the 5 costliest invasive species, causing billions in damages

    Invasive species have cost the global economy at least $1 trillion since 1970 and $162.7 billion in 2017 alone. The annual cost is increasing.

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  8. Archaeology

    Stone Age culture bloomed inland, not just along Africa’s coasts

    Homo sapiens living more than 600 kilometers from the coast around 105,000 years ago collected crystals that may have had ritual meaning.

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  9. Cosmology

    Physicists’ devotion to symmetry has led them astray before

    If dark matter WIMPs are mythical, they join the ancient idea that the planets moved in circles.

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  10. Animals

    Weather radar shows 30 metric tons of grasshoppers swarmed Las Vegas one night

    Everything’s glitzier in Las Vegas. The most intensely lit U.S. city shows the impact of artificial light on insects on a megascale.

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  11. Health & Medicine

    Moderna and Pfizer COVID-19 vaccines may block infection as well as disease

    The mRNA vaccines are about 90 percent effective at blocking coronavirus infection, which could lead to reduced transmission, real-world data suggest.

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  12. Animals

    Dazzling underwater photos capture new views and scientific detail of fish larvae

    Lab specimens of fish larvae are often mangled and bleached. Divers and researchers have partnered to study their rich colors and intricate bodies.

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