News

  1. Quantum Physics

    Future quantum computing could exploit old technology

    Silicon transistors have been modified and patched together to form logic gates that could perform calculations in future quantum computers.

    By Andrew Grant
  2. Oceans

    Oxygen in Black Sea has declined by more than a third since 1955

    The Black Sea’s oxygen-rich surface layer shrank by more than a third from 1955 through 2013, compressing marine habitats and bringing toxic hydrogen sulfide closer to the surface.

    By Thomas Sumner
  3. Genetics

    Chemical tags on DNA appear to differ between gay and straight men

    DNA marks distinguished homosexual men from heterosexual men with in a small twin study.

    By Tina Hesman Saey
  4. Humans

    Into Africa: Ancient skeleton sheds light on reverse migration

    Ancient man’s DNA helps reveal extent of Eurasian farmers’ back-to-Africa migration some 3,000 years ago.