News

  1. Chemistry

    Enzyme forges carbon-silicon bonds with a little human help

    A few tweaks to an enzyme help it link carbon to silicon — a match not found in nature.

    By Laurel Hamers
  2. Life

    Public, doctors alike confused about food allergies

    Gaps in understanding food allergies cause confusion and make it difficult to prevent, diagnose and treat them.

    By Rachel Ehrenberg
  3. Earth

    Wastewater cap could dunk Oklahoma quake risk

    Regulation limiting the injection of wastewater into underground wells could return Oklahoma’s earthquake risk to historical background levels within a few years.

    By Thomas Sumner
  4. Anthropology

    Buff upper arms let Lucy climb trees

    Australopithecus afarensis’ heavily built arms supported tree climbing, scans of Lucy’s fossils suggest.