All Stories

  1. Health & Medicine

    First case of woman-to-man spread of Zika via sex reported

    The first known case of female-to-male sexual transmission of Zika virus has been reported in New York City.

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  2. Animals

    For jaguars, armored prey is no obstacle

    With big heads, thick teeth and strong muscles, jaguars have evolved to take on dangerous prey, often animals covered with thick armor.

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  3. Astronomy

    Black hole born without stellar parent, evidence suggests

    A galaxy in the early universe might harbor the first known “direct collapse” black hole, one that forms when a cloud of gas collapses under its own weight without forming stars.

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  4. Health & Medicine

    Exercise helps you get in shape for old age

    Exercise can fend off the effects of aging on the body and brain.

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  5. Anthropology

    Two groups spread early agriculture

    The Fertile Crescent was a diverse place. Multiple cultures were involved in the dawn of farming.

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  6. Health & Medicine

    Zika epidemic peaking in Latin America

    Zika virus is burning through the population of Latin America; the epidemic will probably be over within two years, and won’t strike again for at least 10 years or more, a new analysis suggests.

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  7. Paleontology

    Why the turtle got its shell

    Fossil evidence suggests that turtles’ ancestors started to form precursors to today’s shells to help them dig, not to protect themselves.

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  8. Planetary Science

    Juno snaps its first pic of Jupiter

    Jupiter and three of its moons take center stage in the first snapshot taken by the Juno spacecraft since arriving at the planet on July 4.

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  9. Health & Medicine

    Risk of travelers to Olympics sparking new Zika outbreaks low

    Just four countries — Chad, Djibouti, Eritrea and Yemen — bear a substantial risk of bringing Zika virus home from the Olympics and having it spread, the CDC says.

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  10. Health & Medicine

    Still mysterious, aging may prove malleable

    Our editor in chief discusses the science of aging.

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  11. Life

    A healthy old age may trump immortality

    Despite disagreements about what aging is and isn't, scientists have reached a radical consensus: It can be delayed.

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  12. Neuroscience

    The brain’s blueprint for aging is set early in life

    The brain's decline may mirror its beginning, offering clues to aging.

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