News

  1. Animals

    Male elephant seals aim to get huge or die trying

    Males will risk death to eat and grow as large as possible, since only the biggest males mate. But females aim for long-term survival.

    By
  2. Health & Medicine

    Medical crowdfunding rarely helps those who need it most

    People in the U.S. with high medical debt and low insurance coverage are more likely to raise money but less likely to meet goals, a new study finds.

    By
  3. Climate

    Satellites have located the world’s methane ‘ultra-emitters’

    Plugging leaks from methane ultra-emitters would make a dent in greenhouse gas emissions — and be cost-effective for those countries, scientists say.