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3,582 results

3,582 results for: assessments

  1. Health & Medicine

    AstraZeneca’s COVID-19 vaccine is tied to uncommon blood clots in rare cases

    Blood clots should be listed as a possible side effect of AstraZeneca’s vaccine, but its benefits still outweigh the risks, experts say.

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  2. Science & Society

    How to detect, resist and counter the flood of fake news

    Misinformation about health is drowning out the facts and putting us at risk. Researchers are learning why bad information spreads and how to protect yourself.

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  3. Science & Society

    Parents in Western countries report the highest levels of burnout

    The first survey comparing parental exhaustion across 42 countries links it to a culture of self-reliance.

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  4. Archaeology

    To find answers about the 1921 race massacre, Tulsa digs up its painful past

    A century ago, hundreds of people died in a horrific eruption of racial violence in Tulsa. A team of researchers may have found a mass grave from the event.

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  5. Health & Medicine

    Some COVID-19 survivors face another foe: PTSD

    The rate of post-traumatic stress disorder among survivors of severe COVID-19 is comparable to the rate among survivors of some natural disasters.

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  6. Paleontology

    The dinosaur-killing asteroid impact radically altered Earth’s tropical forests

    The asteroid impact fundamentally reset the nature of Earth’s tropical rainforests, decreasing diversity at first and making them permanently darker.

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  7. Health & Medicine

    AstraZeneca’s COVID-19 vaccine isn’t tied to blood clots, experts say

    Multiple countries suspended use of AstraZeneca’s COVID-19 vaccine because of concerns about blood clots, but health authorities say the shot is safe.

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  8. Animals

    A year after Australia’s wildfires, extinction threatens hundreds of species

    As experts piece together a fuller picture of the scale of damage to wildlife, more than 500 species may need to be listed as endangered.

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  9. Health & Medicine

    COVID-19 vaccines may be ready for teens this summer

    Vaccinating children against COVID-19 is a crucial step towards reaching herd immunity and returning to pre-pandemic life.

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  10. Life

    Two new books investigate why it’s so hard to define life

    For centuries, scientists have struggled to define what it means to be alive. ‘What Is Life?’ and ‘Life’s Edge’ explore the question.

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  11. Anthropology

    Ardi may have been more chimplike than initially thought — or not

    A contested study of hand and foot fossils suggests this 4.4-million-year-old hominid was a tree climber and branch swinger.

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  12. Astronomy

    Signs of a hidden Planet Nine in the solar system may not hold up

    Hints of a remote planet relied on clumped up orbits of bodies beyond Neptune. A new study suggests that clumping is an illusion.

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