HS-LS2-8

Evaluate the evidence for the role of group behavior on individual and species' chances to survive and reproduce.

  1. Animals

    Pandas use their heads as a kind of extra limb for climbing

    Their short legs on a stout bear body mean pandas use a rare technique to climb up a tree.

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  2. Environment

    Decades-long project is linking our health to the environment

    Started in 1959, this California study is one of the oldest ongoing research projects in the world.

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  3. Health & Medicine

    WHO calls COVID-19 a global pandemic

    The United Nations’ World Health Organization has finally called COVID-19 a global pandemic. Here’s why.

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  4. Health & Medicine

    What ‘community’ spread of coronavirus means

    Health experts warn there are probably many undetected cases already in the United States, raising chances the disease will soon be widespread.

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  5. Health & Medicine

    Search speeds up for vaccine against the new coronavirus

    Scientists are investigating unusual ways to make drugs to prevent viral infections. One may even be able to treat already sick people.

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  6. Animals

    Ouch! Jellyfish snot can hurt people who never touch the animal

    A goo shed by at least one species of upside-down jellyfish contains stinging cells. They can cause pain even to creatures that never touch the jelly.

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  7. Animals

    Analyze This: Shimmering colors may help beetles hide

    Delve into data showing how brilliant colors that shift as a viewer — or predator — moves may help iridescent insects blend in.

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  8. Health & Medicine

    Immune arms-race in bats may make their viruses deadly to people

    An overactive immune system may help bats avoid being sickened by many viruses. This may viruses becoming stronger — and deadlier — when they hit other species.

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  9. Health & Medicine

    Your most urgent questions about the new coronavirus

    Researchers have more questions than answers right now about 2019-nCoV. They’re racing to understand and stop the coronavirus and the health crisis it poses.

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  10. Health & Medicine

    The many challenges of corralling a coronavirus outbreak

    The Chinese government has quarantined millions of people in hopes of limiting spread of a new coronavirus. But no one yet knows how much this will help.

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  11. Health & Medicine

    Serious virus emerges in China and is spreading globally

    A new viral infection emerged in December 2019 among people in Wuhan, China. The mystery illness has already killed at least 17 people and sickened many hundreds.

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  12. Environment

    Australian fires have imperiled up to 100 species

    As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.

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