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  1. Tech

    Worms may spin silk fit for skin

    Silk cocoons could become puffs of valuable human proteins if a new bioengineering method pans out.

    By Peter Weiss
  2. Astronomy

    Mature Before Their Time

    Some galaxies were in place and forming stars at a prolific rate when the universe, now 13.7 billion years old, was just an 800-million-year-old whippersnapper.

    By Ron Cowen
  3. Humans

    From the February 25, 1933, issue

    ADAM AND EVE IN THE OLDEST CITY In the oldest city that archaeologists have ever explored they have dug up “Adam and Eve” and the serpent. There they are, the figures of a man and a woman, which have been stamped on clay with a seal.