Uncategorized

  1. Astronomy

    Cosmic Blowout: Black holes spew as much as they consume

    Supermassive black holes at the cores of galaxies can blow out as much material as they swallow, creating high-speed winds that may seed the universe with oxygen, carbon, iron, and other elements essential for life.

    By Ron Cowen
  2. Earth

    Wrong Number: Plastic ingredient spurs chromosomal defects

    The primary chemical in some plastics causes female mice to produce eggs with abnormal numbers of chromosomes.

    By Kendall Morgan
  3. Materials Science

    A New Cool: Prototype chills fast and electrifies, too

    Researchers have incorporated an efficient thermoelectric material into a prototype device that can cool or produce electricity.

    By Jessica Gorman
  4. Math

    Zeroing In on Catalan’s Conjecture

    Fermat’s last theorem is just one of many examples of innocent-looking problems that can long stymie even the most astute mathematicians.