Search Results for: Noise

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2,669 results
  1. Life

    Faking death lets some female frogs slip the mating grip of a male

    Suddenly looking dead, grunting like a guy or vigorously rotating can help female frogs survive mating balls in species with aggressively grabby males.

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  2. Archaeology

    Pre-Inca people stomped salutes to their thunder god on a special dance floor

    Excavation of a drumlike platform in the Andes turned up a structure seemingly designed to absorb shocks and emit resonant sounds when stomped upon.

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  3. Physics

    Why even small sonic booms are more annoying in cities

    Quieter sonic booms from next-generation planes could still be annoying in cities thanks to narrow streets and tall buildings, simulations suggest.

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  4. Cosmology

    Astronomers spotted shock waves shaking the web of the universe for the first time

    Studying these elusive shock waves could give scientists a better look at the mysterious magnetic fields that permeate the cosmic web.

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  5. Life

    The Endangered Species Act is turning 50. Has it succeeded?

    After 50 years, this landmark law has kept many species alive — but few wild populations have recovered enough to come off the “endangered” list.

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  6. Neuroscience

    The classic map of how the human brain manages movement gets an update

    Functional MRI scans provide a new version of the motor homunculus, the mapping of how the primary motor cortex controls parts of the body.

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  7. Math

    Here’s how we could begin decoding an alien message using math

    A new mathematical approach looks for order in strings of bits – without relying on human assumptions.

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  8. Animals

    Zoo gorillas use a weird new call that sounds like a sneezy cough

    A novel vocalization made by the captive great apes may help them draw human attention.

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  9. Paleontology

    Katydids had the earliest known insect ears 160 million years ago

    Fossils from the Jurassic Period show katydid ears looked identical to those of modern katydids and could pick up short-range calls.

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  10. Health & Medicine

    Is aging without illness possible?

    Researchers are harnessing basic biology to develop drugs that foster healthy aging. Just don’t call them antiaging pills.

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  11. Math

    The metric system is growing. Here’s what you need to know

    Science News spoke with a metrologist about the metric system’s latest update, which will help scientists interpret exceedingly big and small numbers.

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  12. Materials Science

    This fabric can hear your heartbeat

    With special fibers that convert tiny vibrations to voltages, a new fabric senses sounds, letting it act as a microphone or a speaker.

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