Physics

More Stories in Physics

  1. Physics

    Staying grounded in space requires artificial gravity

    On TV, people in space walk around like they’re on Earth. How can science give real astronauts artificial gravity? Spin right round, baby.

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  2. Planets

    Scientists discover likely source of the moon’s faint yellow tail

    These sodium atoms are part of the debris kicked up from the moon’s surface, mostly by micrometeorites, two new studies conclude.

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  3. Physics

    Light levitation might help explore Earth’s ‘ignorosphere’

    A toy called a light mill inspired researchers to invent a new way to fly. They’re using light to levitate small nanotube-coated discs.

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  4. Materials Science

    Bandages made from crab shells speed healing

    The chitin in seafood wastes, insect “bones” and fungi is a chemist’s dream. Used in a new medical dressing, it beats regular gauze for wound healing.

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  5. Physics

    Getting cozy with a science experiment

    Items you use in your home can inspire a scientific experiment.

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  6. Physics

    Scientists Say: Acceleration

    Acceleration is a change in velocity. That could mean a change in speed or in direction.

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  7. Physics

    Scientists Say: Radiation

    Radiation is the motion of energy through space as waves or particles.

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  8. Physics

    Let’s learn about light

    Light is a form of energy that moves in waves. Some light comes in waves we can see. Other waves are invisible to us — but still affect our world.

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  9. Physics

    Butterflies use jet propulsion for quick getaways

    If you have ever tried to catch a resting butterfly, you know they are surprisingly difficult to nab. A new study helps explain why.

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