Humans

  1. Health & Medicine

    Genetic tweak turned plague bacterium deadly

    Two genetic changes allowed plague bacteria to cause deadly lung infections and pandemic disease.

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  2. Health & Medicine

    E-cigarettes proving to be a danger to teens

    E-cigarettes have surpassed cigarettes as the most commonly used tobacco product among teenagers. Medical researchers are sounding the alarm.

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  3. Science & Society

    No matter the language, disease risk is hard to communicate

    Reassuring messages about MERS might seem designed to stop panic. But in reality, people need to hear the truth, even if it’s uncertain.

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  4. Psychology

    Music to just about everyone’s ears

    Common elements of music worldwide point to its central role in group cohesion.

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  5. Health & Medicine

    Should you eat your baby’s placenta?

    More women are choosing to eat their baby’s placenta after giving birth, but the evidence for benefits isn’t there yet.

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  6. Plants

    Poppy yields the final secret to making morphine

    Scientists have successfully transplanted most of the morphine synthesis pathway from poppies to yeast. Now the final step is ready to be put in place.

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  7. Health & Medicine

    Switching off nerve cells eases asthma attacks

    A drug that numbs nerve cells in mice’s airways offers a new way to ease the effects of an asthma attack.

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  8. Health & Medicine

    New cancer drugs wake up sleeping killer T cells

    The immune system’s T cells, often evaded by tumors, might now resume the attack.

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  9. Psychology

    The guilty pleasure of funny cat videos

    Many people love posting and looking at cute kitty content online. A new survey shows that this could be because it helps us manage our emotions.

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  10. Health & Medicine

    Spit test could provide early warning of head, neck cancers

    A new study shows that signs of head and neck cancer can be detected in saliva and blood plasma even before tumors are clinically diagnosed.

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  11. Animals

    When baboons travel, majority rules

    GPS study suggests baboons use simple rules to resolve travel disputes without leaders.

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  12. Anthropology

    Kennewick Man’s DNA links him to present-day Native Americans

    Genetic analysis of Kennewick Man suggests that the ancient Pacific Northwest man was most closely related to modern Native Americans, not Polynesians.

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