News

  1. Earth

    World’s longest cave formation still growing

    Minerals still accumulate in New Mexico’s Snowy River.

    By Sid Perkins
  2. Humans

    A gene critical for speech

    Scientists argue a newly discovered stretch of DNA essential for larynx development may have allowed the evolution of language.

    By Tina Hesman Saey
  3. Life

    Humpback whale alters song if another one sings along

    Acoustical study of male songs shows first evidence of the whales responding musically to each other.

    By Susan Milius
  4. Planetary Science

    Mercury, As Never Seen Before: MESSENGER visits innermost planet

    The first spacecraft to visit Mercury in 33 years imaged 25 percent of the crater-pocked surface that had never before been seen close-up.