HS-LS2-8

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

  1. Health & Medicine

    A Hong Kong man got the new coronavirus twice

    His is the first confirmed case of reinfection with this virus. His second bout was detected by accident, because he showed no symptoms.

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  2. Animals

    Viral scents? Dogs sniff out coronavirus in human sweat

    Researchers train dogs to sniff out COVID-19. In the United Arab Emirates, sniffer dogs have already begun identifying infected passengers at airports.

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  3. Animals

    Superblack fish can disappear in the deep sea’s darkness

    Some fish that live in the ocean’s depths are superblack due to a special layer of light-absorbing structures in their skin.

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  4. Animals

    Dolphins can learn from their peers how to use shells as tools

    Some bottlenose dolphins seem to look to their peers, rather than mom, to learn how to trap prey in shells.

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  5. Health & Medicine

    Coronavirus outbreak at camp infected more than 200 kids and staff

    Think kids don’t get COVID-19 and spread it? Think again. An outbreak at a Georgia summer camp left 260 people infected. The rate was highest in kids under 10.

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  6. Physics

    Flying snakes wriggle their way through the air

    Flying snakes go tens of meters (yards) without wings. They do it by undulating back and forth and up and down, a new study shows.

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  7. Earth

    On an Alaskan glacier, little green moss balls roll in herds

    Oval balls of moss, nicknamed ‘glacier mice,’ roll across some glaciers. A new study explores the mysteries behind their herd-like motion.

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  8. Science & Society

    For teens, big problems may lead to meaningful research

    Several teens who competed at the Regeneron Science Talent Search applied their STEM know-how to solve problems they or their communities faced.

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  9. Animals

    What you need to know about ‘murder hornets’

    Two new specimens of the world’s largest hornet have just turned up in the United States. Here’s what to make of them and other alien-hornet invaders.

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  10. Health & Medicine

    Remdesivir is looking even better at fighting COVID-19

    New studies suggest the drug remdesivir not only speeds recovery of COVID-19 patients in the hospital, but lowers their risk of death from the virus.

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  11. Ecosystems

    Pooping ducks can shed the live eggs of fish

    Some carp eggs survived and even hatched after being pooped by a duck. This may help explain how invasive fish reach isolated waterways.

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  12. Fossils

    Tube-dwelling sea creatures may be oldest known parasites

    A fossil bed of clam-like animals from a half-billion years ago is covered in tube-dwelling organisms. These suggest the tube dwellers were parasites, scientists now report.

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