Cosmology

  1. Quantum Physics

    Top 10 scientific mysteries for the 21st century

    Solving the Top 10 scientific mysteries facing the 21st century will not be all fun but could be mostly games.

    By
  2. Physics

    How blueshift might beat redshift

    Even though the expanding universe makes light redder, light emitted by collapsing stars and dust clouds could appear unusually blue.

    By
  3. Astronomy

    Gamma-ray bursts may repeatedly wipe out life

    Brief bursts of high-energy radiation may sterilize most planets across the universe, hampering the chances for widespread intelligent life.

    By
  4. Cosmology

    Most precise snapshot of the universe unveiled

    New results from the Planck satellite provide the most detailed look yet of the makeup of the universe.

    By
  5. Physics

    Negative mass might not defy Einstein

    Repulsive matter could have played a role in the early universe, a computational study finds.

    By
  6. Cosmology

    Galaxies may be aligned across 1 billion light-years

    Powerful plasma jets from cores of galaxies seem to mysteriously align with one another and hint at an unknown mechanism shaping galaxy groups.

    By
  7. Cosmology

    Gamma rays offer mixed messages on identity of dark matter

    Conflicting results from Fermi telescope puzzle astronomers about dark matter’s true identity.

    By
  8. Cosmology

    ‘The Theory of Everything’ reveals Stephen Hawking’s personal side

    A new film explores love and science in the life of physicist Stephen Hawking.

    By
  9. Astronomy

    Cosmic jets re-created in a lab

    Physicists have recreated in a lab the plasma jets that erupt from young stars and black holes.

    By
  10. Quantum Physics

    Hawking radiation spotted within sonic black hole

    Lab-created sonic black hole emits energy as famed physicist Stephen Hawking predicted, though the experiment may not be definitive.

    By
  11. Cosmology

    Answers to questions posed by cosmology to philosophy

    Tough questions about the philosophy of cosmology have answers; they just might not be right.

    By
  12. Astronomy

    Nearby galaxy might explain what tore apart universe’s hydrogen

    A local galaxy is leaking enough ultraviolet light to ionize surrounding hydrogen, which could explain how the earliest galaxies transformed the universe.

    By