News

  1. Astronomy

    The oldest disk galaxy yet found formed more than 12 billion years ago

    A spinning disk galaxy similar to the Milky Way formed just 1.5 billion years after the Big Bang, much earlier than astronomers thought was possible.

    By Lisa Grossman
  2. Tech

    A new artificial eye mimics and may outperform human eyes

    A new artificial eyeball boasts a field of view and reaction time similar to that of real eyes.

    By Maria Temming
  3. Genetics

    The oldest genetic link between Asians and Native Americans was found in Siberia

    DNA from a fragment of a 14,000-year-old tooth suggests that Native Americans have widespread Asian ancestry.

    By Bruce Bower
  4. Humans

    Births in the United States have dropped to a 34-year low

    Recessions can influence the birth rate, but births haven’t rebounded yet since the country’s last economic downturn in the late 2000s.