News

  1. Space

    Comets don’t all start out on the fringe

    A new model suggests that comets also come from the inner Oort Cloud and offers a way to resolve a massive problem about the early solar system.

    By Lisa Grossman
  2. Space

    Hubble goes deep and wide for new view of galaxies

    A newly released multiwavelength image portrays 12 billion years of cosmic history, depicting the assembly of galaxies in unprecedented detail.

    By Ron Cowen
  3. Health & Medicine

    Celebrex combats skin cancer in vulnerable group

    Anti-inflammatory drug limits number of tumors in patients with hereditary condition

    By Nathan Seppa
  4. Space

    Parting Eta Carinae’s clouds reveals more clouds

    New images show the nearby star system's inner beauty.