Uncategorized

  1. Health & Medicine

    Genes may shape how long we live more than once thought

    New research challenges the view that human life span depends mostly on lifestyle. Genes may account for half the factors that determine longevity.

    By Jake Buehler
  2. Climate

    Polar bears in the Barents Sea are staying fat despite rapid sea ice loss

    Polar bears can struggle to adapt to climate change. Bears on Svalbard may be surviving on land prey and seals — but scientists warn it may not last.

    By Rebecca Dzombak
  3. Health & Medicine

    Artificial lungs kept a man alive until he could get a transplant

    A new artificial lung system might keep people without lungs alive for weeks.