Search Results for: mutations

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80 results
  1. Life

    Head lice hitched a ride on humans to the Americas at least twice

    The genes of head lice record the story of their human hosts’ global voyages.

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  2. Animals

    The first embryos from a mammal have now been grown in space

    Mouse embryos in space can develop into clusters of cells called blastocysts. The result is a step toward understanding how human embryos will fare.

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  3. Animals

    Here’s how high-speed diving kingfishers may avoid concussions

    Understanding the genetic adaptations that protect the birds’ brains when they dive for food might one day offer clues to protecting human brains.

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  4. Genetics

    Here are 5 cool findings from a massive project on 240 mammal genomes

    A new series of studies on mammal genetics is helping scientists start to answer questions about evolution, cancer and even what makes us human.

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  5. Animals

    Octopuses and squid are masters of RNA editing while leaving DNA intact

    Modifications to RNA could explain the intelligence and flexibility of shell-less cephalopods.

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  6. Animals

    Bowhead whales may have a cancer-defying superpower: DNA repair

    Bowhead whale cells repair damaged DNA exceptionally well, an ability that could prevent cancer and help the marine mammals live for centuries

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  7. Health & Medicine

    Bird flu can jump to mammals. Should we worry?

    Reports of bears and sea lions infected with H5N1 have sparked fears about the pandemic potential of bird flu. Experts are keeping a close eye on its spread.

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  8. Animals

    What the first look at the genetics of Chernobyl’s dogs revealed

    Dogs living in the Chernobyl Nuclear Power Plant industrial area are genetically distinct from other dogs, but scientists don’t yet know if radiation is the reason.

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  9. Animals

    A natural gene drive could steer invasive rodents on islands to extinction

    A few genetic tweaks to a readily passed-on chunk of DNA could sterilize a mouse population, eliminating them in as little as 25 years.

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  10. Animals

    Some hamsters are extremely susceptible to COVID-19

    Golden Syrian hamsters used in research and popular as pets can become infected with SARS-CoV-2 with very low doses of the virus, a new study suggests.

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  11. Life

    Lost genes may help explain how vampire bats survive on blood alone

    The 13 identified genes underpin a range of physiological and behavioral strategies that the bats have evolved.

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  12. Animals

    Tuskless elephants became common as an evolutionary response to poachers

    After poachers tore through a Mozambican elephant population, tuskless females tripled in number as humans altered the species’s evolutionary trajectory.

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