Notebook

  1. Astronomy

    “Black holes” in space

    Science News Letter was the first publication to use the term in print in 1964.

    By
  2. Animals

    Flightless birds face extinction

    New Zealand’s flightless birds have limped through the last few decades, but conservation efforts have had some success.

    By
  3. Plants

    Kleptoplast

    A cellular part such as a light-harvesting chloroplast that an organism takes from algae it has eaten.

    By
  4. Physics

    Tea time

    Leave it to the English to solve the mystery of a tea kettle’s whistle.

    By
  5. Animals

    Unusual new species names of 2013

    Here are five species with tongue-twister titles.