Search Results for: grassland

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398 results
  1. An illustration of a Siberian Neandertal father carrying his young daughter on his shoulders.
    Genetics

    Ancient DNA unveils Siberian Neandertals’ small-scale social lives

    Females often moved into their mate’s communities, which totaled about 20 individuals, researchers say.

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  2. image of archaeologists excavating at a site in Germany
    Archaeology

    Neandertals were the first hominids to turn forest into grassland 125,000 years ago

    Neandertals’ campfires, hunting and other activities altered the land over 2,000 years, making them the first known hominids to impact their environs.

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  3. Readers ask about the sun’s surface, landscaping Neandertals and more

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  4. yellow underwing moth on a red clover flower at night
    Life

    Moths pollinate clover flowers at night, after bees have gone home

    Camera footage reveals that moths make roughly a third of the visits to red clover, highlighting the overlooked role of nighttime pollinators.

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  5. Marmoset carrying two babies on its back
    Animals

    Baby marmosets may practice their first distinctive cries in the womb

    Ultrasounds tracking fetal mouth movements in baby marmosets pinpoint the early development of the motor skills needed for vocalization.

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  6. lidar image of Cotoca site
    Archaeology

    Lasers reveal ancient urban sprawl hidden in the Amazon

    South America’s Casarabe culture built a network of large and small settlements in what’s now Bolivia centuries before the Spanish arrived.

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  7. a team working to destroy an unexploded missile. Two people stand around a small post in a dug-up portion of field, with a blue vehicle in the distance
    Science & Society

    Russia’s invasion could cause long-term harm to Ukraine’s prized soil

    War will physically and chemically damage Ukraine’s prized, highly fertile chernozem soils. The impacts on agriculture could last for years.

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  8. aerial photo of floating solar panels on a lake in Haltern, Germany
    Climate

    A UN report says stopping climate change is possible but action is needed now

    We already have a broad array of tools to reduce global greenhouse gas emissions in half by 2030, a new report finds. Now we just have to use them.

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  9. image of a Richard’s pipit amid grass
    Life

    Some songbirds now migrate east to west. Climate change may play a role

    In recent decades, more Richard's pipits are wintering in Europe than before. It may signal the establishment of a totally new migration route.

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  10. one girl wears a mask seated next to another girl taking an inhaler
    Health & Medicine

    The body’s response to allergic asthma also helps protect against COVID-19

    A protein called IL-13 mounts defenses that include virus-trapping mucus and armor that shields airway cells from infection.

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  11. illustration of a clovis hunter aiming a spear at a mammoth
    Archaeology

    Clovis hunters’ reputation as mammoth killers takes a hit

    Early Americans’ stone points were best suited to butchering the huge beasts’ carcasses, scientists contend.

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  12. a jaguar swimming in water
    Animals

    Huge numbers of fish-eating jaguars prowl Brazil’s wetlands

    Jaguars in the northern Pantanal ecosystem primarily feed on fish and caiman, living at densities previously unknown for the species.

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