News

  1. Animals

    Math describes sheep herd fluctuations

    Scientists have developed equations to describe the motion of a herd of sheep.

    By Sarah Schwartz
  2. Planetary Science

    67P reveals recipe for a comet

    Rosetta’s comet 67P probably started out as two smaller comets.

    By Christopher Crockett
  3. Math

    83-year-old math problem solved

    An 83-year-old math problem concerning sequences of 1s and –1s has been solved.

    By Andrew Grant
  4. Animals

    Alpine bee tongues shorten as climate warms

    Pollinators’ match with certain alpine flowers erodes as climate change pushes fast evolution.

    By Susan Milius
  5. Chemistry

    Elusive acid finally created

    Cyanoform, a chemical sought for more than a century and written into textbooks, is one of the strongest organic acids.