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  1. Tweet Fixado
    5 de jan.

    In this issue: Tsunami debris from Late Bronze Age eruption, strategy-dependent amelioration of overeating, and drought resistance of Maya food plants.

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  2. há 8 horas

    Despite receiving just 30% of the Earth’s present-day insolation, Mars may have had water lakes and rivers early in the planet’s history due to early warming enabled by high-altitude water ice clouds. In PNAS:

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  3. há 10 horas

    Differing levels of mercury concentrations in skipjack tuna across six regions in the Pacific Ocean provide evidence that mercury levels in Pacific tuna may be driven by marine methylmercury production and anthropogenic inputs. In PNAS:

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    5 retweets 8 curtiram
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  4. há 12 horas

    Opinion piece: To save whales, look to the sky: Let’s draw lessons from the industry on how to manage collisions with , lessons that point to crucial steps for better protecting the ocean’s . In PNAS Front Matter:

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    2 retweets 5 curtiram
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  5. há 14 horas

    Long-term improvement in air quality is associated with reduced risk of in elderly women in the United States, a study finds. In PNAS:

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    2 retweets 4 curtiram
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  6. há 16 horas

    Across North America, northern forest tree species are migrating northward, although seed production and seedling establishment influence western and eastern tree populations differently. In PNAS:

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    8 retweets 11 curtiram
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  7. 7 de jan.

    Neanderthals developed a form of cave art before the arrival of anatomically modern humans in Europe. In PNAS:

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    4 retweets 13 curtiram
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  8. 7 de jan.

    Every year, PNAS highlights 10 articles that have made a large impact on public understanding of science and scientific inquiry. Read the 10 selected articles from 2021 here:

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    4 retweets 9 curtiram
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  9. 7 de jan.

    Read highlights from this week’s issue of PNAS: We examine tsunami debris from Late Bronze Age eruption, study strategy-dependent amelioration of overeating, and study drought resistance of Maya food plants.

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    1 resposta 1 retweet 6 curtiram
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  10. 7 de jan.

    A collection of research articles explores how tropical ecosystems have borne the brunt of the human impact on the environment in the latest Science Sessions episode. Listen to Part 2 of Tropical Forests in the Anthropocene here:

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    3 retweets 5 curtiram
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  11. 7 de jan.

    A new method for low-cost, portable imaging of blood flow beneath the skin’s surface may be able to diagnose a variety of medical conditions. In PNAS:

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    4 retweets 16 curtiram
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  12. 6 de jan.

    Can cognitive depletion improve adults’ ability to learn languages? Draining cognitive-control mechanisms in adults may enhance implicit auditory word-segmentation abilities, a study suggests. In PNAS:

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    4 retweets 17 curtiram
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  13. 6 de jan.

    Volatile chemical products found in personal care and cleaning products generate ozone and are widespread in cities in the United States and Europe. In PNAS:

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    1 retweet 7 curtiram
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  14. 6 de jan.

    The continues to ravage large swaths of the United States. Researchers hope can provide a new tool in the fight against —and possibly other drugs of abuse. In PNAS Front Matter:

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    2 retweets 4 curtiram
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  15. 6 de jan.

    Read a recent profile of David Julius and Ardem Patapoutian, 2021 Nobel Laureates in Physiology or Medicine. In PNAS:

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  16. 6 de jan.

    A cost-effective, natural solution to reduce landslide risk in mountainous areas could also protect critical habitat, according to a study. In PNAS:

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    2 retweets 13 curtiram
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  17. 5 de jan.

    Blocks of resin-impregnated archaeological sediment collected over the past 40 years from prehistoric sites across the globe can act as archives of ancient DNA from hominins and other mammals. In PNAS:

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    2 retweets 12 curtiram
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  18. 5 de jan.

    Honeybees construct perfectly hexagonal combs and surmount architectural challenges by altering their building behavior. In PNAS:

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    4 retweets 9 curtiram
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  19. retweetou
    5 de jan.

    How to save "Whale populations face indirect impacts such as ocean noise and pollution, as well as direct impacts from whaling, fishing gear entanglements, and ship collisions." ⏯️

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    11 retweets 89 curtiram
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  20. 5 de jan.

    A volcano’s often has an electrical discharge that can signal the start of a from afar—possibly offering a new tool to . This short video explains how it works:

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    2 respostas 6 retweets 11 curtiram
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