News

  1. Animals

    Mothballs, rubbing alcohol score poorly in tests of DIY bedbug control

    Mattress encasement, dry ice in bags, hot clothes dryers do help control infestation.

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  2. Health & Medicine

    Changes in malaria parasite may make Africans more susceptible

    Ominous signals are emerging simultaneously in population studies and under the microscope that Plasmodium vivax, a malaria parasite well known in Asia and Latin America, may have found a way to infect Africans.

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  3. Genetics

    Dogs’ origins lie in Europe

    First domesticated canines did not live in China or Middle East, a study of mitochondrial DNA finds.

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  4. Physics

    Single photon detected but not destroyed

    Researchers build first instrument that can witness the passage of a light particle without absorbing it.

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  5. Health & Medicine

    Prion mutation yields disease marked by diarrhea

    Rare prion ailment starts in adulthood, attacking the gut before brain.

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  6. Humans

    Bigger numbers, not better brains, smarten human cultures

    An experiment using a computer game supports the idea that big populations drove the evolution of complex human cultures.

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  7. Oceans

    Extremely salty water is at least 100 million years old

    Supersaline sediments off East Coast shed light on Atlantic Ocean’s early history.

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  8. Neuroscience

    Bacteria may transfer mom’s stress to fetus

    Expecting mice under psychological pressure passed different mix of microbes to their pups, affecting the babies’ brains.

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  9. Animals

    Sea slug mating features a stab in the head

    Newly discovered hermaphroditic sea slug deploys specialized needle-thin organ for injections near the eyes.

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  10. Microbes

    Surprising metals found in microbes

    Scientists discover the first case of an organism needing a rare earth element for survival.

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  11. Climate

    Historical events linked to changes in Earth’s temperature

    Ozone treaty, wars and Great Depression influenced global warming rate, scientists find.

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  12. Life

    Immune system follows circadian clock

    Mice with jet lag have boosted supply of cells linked to inflammation.

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