Science

Highlights

  1. Feature

    Photo
    CreditIllustration by Paul Sahre

    Greetings, E.T. (Please Don’t Murder Us.)

    A new initiative to beam messages into space may be our best shot yet at learning whether we’re alone in the universe. There’s just one problem: What if we’re not?

  2. Photo
    CreditCommonwealth Scientific and Industrial Research Organization

    Carbon in Atmosphere Is Rising, Even as Emissions Stabilize

    Scientists are concerned over the cause of the rapid rise, which may indicate the world’s natural sponges that absorb carbon dioxide have changed.

Trilobites

More in Trilobites »