Physics

  1. Cosmology

    New sky map charts previously unknown gamma-ray sources

    A new map of the sky from the High-Altitude Water Cherenkov Observatory charts the cosmic origins of high-energy photons.

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  2. Quantum Physics

    Information is physical, even in quantum systems, study suggests

    A thermodynamic principle says that deleting information generates heat, and now, scientists say that goes for quantum systems, too.

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  3. Physics

    Itty bitty engine puts a single atom to work

    Scientists have created a miniature heat engine out of a single atom.

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  4. Quantum Physics

    Gamers outperform computer at quantum task

    Quantum mechanics may be weird, but a new video game shows that human intuition can still best computers at quantum tasks.

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  5. Physics

    Turning water to steam, no boiling required

    A new material can convert water into steam with sunlight alone, and could be useful for making fresh water from salty.

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  6. Oceans

    Readers question ocean health

    Ocean plastics, ant behavior, pollution solutions and more in reader feedback.

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  7. Astronomy

    Possible source of high-energy neutrino reported

    Scientists may have found the cosmic birthplace of an ultra-high energy neutrino: a blazar 9 billion light years away.

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  8. Physics

    Faint gravitational waves could soon be on LIGO’s radar

    In a few years, LIGO could detect hints of faint gravitational waves from black holes too far away to be seen directly.

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  9. Physics

    New type of catalyst could aid hydrogen fuel

    A substance that can switch states might make an efficient catalyst for extracting hydrogen from water.

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  10. Physics

    Like birds of a feather, sperm flock together

    Studies of sperm show that they swim in groups because of the elasticity of the mucus they travel through.

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  11. Materials Science

    Playing with building blocks for metamaterial design

    Legos show promise as a low-cost method to assist scientists in developing novel metamaterials.

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  12. Materials Science

    New process encourages ice to slip, slide away

    Researchers discover new process for making durable ice-phobic materials.

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