Uncategorized

  1. Plants

    Fossil fern showcases ancient chromosomes

    Fossil nuclei and chromosomes seen in a 180-million-year-old fern reveals that the plants have stayed mostly the same.

    By Meghan Rosen
  2. Life

    Human noses know more than 1 trillion odors

    Sense of smell displays a vast reach in study of people’s ability to distinguish between scents.

    By Bruce Bower
  3. Climate

    Climate change may spread Lyme disease

    The territory of the ticks that transmit Lyme disease is growing as the climate warms.

    By Beth Mole
  4. Paleontology

    The dinosaur ‘chicken from hell’

    Fossils suggest that a supersized chickenlike reptile called Anzu wyliei roamed what are now the Dakotas roughly 67 million years ago.