News

  1. Life

    Scientists find clue to why mitochondrial DNA comes only from mom

    Scientists have identified a protein that chops up the mitochondrial DNA in a dad’s sperm after it fertilizes an egg. The finding helps explain why mitochondrial DNA is usually passed on only by mothers.

    By Laurel Hamers
  2. Life

    New species of bacteria found to cause Lyme disease

    Camping? Don’t forget the bug spray. Lyme disease covers new ground.

    By Laura Beil
  3. Life

    Fido and Fluffy could unleash drug-resistant microbes

    After discovering resistant microbes in pets, scientists worry about the role of companion animals in the spread of resistant urinary infections.

    By Laura Beil
  4. Science & Society

    Tough gun laws in Australia eliminate mass shootings

    Following the 1996 implementation of strict gun control laws in Australia, the country has not experienced any mass shootings.