Uncategorized

  1. Physics

    Vela’s exploded star is the highest-energy pulsar ever seen

    A spinning dead star about 1,000 light-years away, in the constellation Vela, raises questions about how pulsars can emit such extreme radiation.

    By Zack Savitsky
  2. Archaeology

    Human footprints in New Mexico really may be surprisingly ancient, new dating shows

    Two dating methods find that human tracks in White Sands National Park in New Mexico are roughly 22,000 years old, aligning with a previous estimate.

    By McKenzie Prillaman
  3. Health & Medicine

    ‘Dormant’ HIV has ongoing skirmishes with the body’s immune system

    In people on HIV drugs, defective viral bits may still exhaust T cells, possibly making it harder to fight back if people go off the drugs.