Uncategorized

  1. Life

    High altitudes may be a climate refuge for some birds, but not these hummingbirds

    After being moved to a spot high above their typical home, Anna’s hummingbirds seemed to struggle to hover in the thin air.

    By Rachel Crowell
  2. Health & Medicine

    4 answers to key questions about the monkeypox outbreak

    Monkeypox has cropped up around the world, but it doesn’t spread easily like the coronavirus and most people probably don’t need to be concerned.

    By Tina Hesman Saey
  3. Archaeology

    Lasers reveal ancient urban sprawl hidden in the Amazon

    South America’s Casarabe culture built a network of large and small settlements in what’s now Bolivia centuries before the Spanish arrived.