Humans

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We summarize the week's scientific breakthroughs every Thursday.

  1. Life

    A gut bacteria transplant may not help you lose weight

    A small study finds that transplanting gut microbes from a lean person into obese people didn’t lead to weight loss, as hoped.

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  2. Archaeology

    An ancient pouch reveals the hallucinogen stash of an Andes shaman

    South American shamans in the Andes Mountains carried mind-altering ingredients 1,000 years ago, a study finds.

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  3. Anthropology

    A jawbone shows Denisovans lived on the Tibetan Plateau long before humans

    A Denisovan jaw is the earliest evidence of hominids on the Tibetan Plateau, and the first fossil outside of Siberia from the mysterious human lineage.

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  4. Health & Medicine

    A mysterious dementia that mimics Alzheimer’s gets named LATE

    An underappreciated form of dementia that causes memory trouble in older people gets a name: LATE.

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  5. Health & Medicine

    How holes in herd immunity led to a 25-year high in U.S. measles cases

    U.S. measles cases have surged to 704. Outbreaks reveal pockets of vulnerability where too many unvaccinated people are helping the virus spread.

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  6. Health & Medicine

    Why war’s emotional wounds run deeper for some kids and not others

    Researchers examine why war’s emotional wounds run deep in some youngsters, not others.

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  7. Genetics

    A lack of circular RNAs may trigger lupus

    Researchers close in on how low levels of a kind of RNA may trigger lupus — offering hope for future treatments for the autoimmune disease.

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  8. Health & Medicine

    U.S. measles cases hit a record high since the disease was eliminated in 2000

    Each year from 2010 to 2017, 21 million children did not get vaccinated against measles, according to UNICEF.

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  9. Archaeology

    Excavations show hunter-gatherers lived in the Amazon more than 10,000 years ago

    Early foragers may have laid the foundation for farming’s ascent in South America’s tropical forests.

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  10. Health & Medicine

    A neural implant can translate brain activity into sentences

    With electrodes in the brain, scientists translated neural signals into speech, which could someday help the speechless speak.

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  11. Humans

    Medicaid expansion may help shrink health gaps between black and white babies

    States that expanded Medicaid as part of the Affordable Care Act shrunk racial disparities between black and white infants, a new study shows.

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  12. Astronomy

    Seeing very far away and hitting closer to home

    Editor in Chief Nancy Shute discusses the first-ever image of a black hole and what can be done to help young children with anxiety.

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