Cosmology

  1. Cosmology

    These stars may have been born only 250 million years after the Big Bang

    Scientists find evidence that stars were forming just 250 million years after the universe was born.

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  2. Physics

    A DIY take on the early universe may reveal cosmic secrets

    A conglomerate of ultracold atoms reproduces some of the physics of the early universe.

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  3. Particle Physics

    The search for mysterious dark matter underdogs steps up

    Dark matter particles called axions are finally being put to the test.

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  4. Astronomy

    Dark matter isn’t interacting with itself after all

    Hints that a distant galactic collision knocked dark matter askew fizzled with new observations.

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  5. Cosmology

    Why the Nobel Prize might need a makeover

    In Losing the Nobel Prize, astrophysicist Brian Keating discusses the downsides of science’s top honor.

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  6. Astronomy

    Dark matter is MIA in this strange galaxy

    A galaxy without dark matter bolsters the case that the invisible substance really exists.

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  7. Cosmology

    Renowned physicist Stephen Hawking dies at 76

    Beyond his research contributions, Stephen Hawking popularized black holes and the deep questions of the cosmos.

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  8. Cosmology

    Here’s when the universe’s first stars may have been born

    The first stars lit the cosmos by 180 million years after the Big Bang, radio observations suggest.

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  9. Cosmology

    Remembering Joe Polchinski, the modest physicist who conceived a multiverse

    String theorists lament the death of Joe Polchinski, one of their field’s most esteemed and respected thinkers.

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  10. Cosmology

    The way dwarf galaxies move puts a new spin on galaxy formation

    Distant dwarf galaxies orbit a larger galaxy in a coordinated loop, rather than randomly as expected. The finding could challenge theories of dark matter.

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  11. Astronomy

    Universes with no weak force might still have stars and life

    An alternate universe that lacks one of the four fundamental forces might still have galaxies, stars, planets and perhaps life, a new study suggests.

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  12. Particle Physics

    Clumps of dark matter could be lurking undetected in our galaxy

    Dark matter, assumed to form featureless blobs, might clump together into smaller objects.

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