Search Results for: Vertebrates

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1,557 results

1,557 results for: Vertebrates

  1. Chemistry

    An eel’s glow could illuminate liver disease

    Fluorescent protein binds to bilirubin, a compound the body must eliminate.

    By Rachel Ehrenberg
  2. Life

    Primitive fish could nod but not shake its head

    Ancient fossils reveal surprises about early vertebrate necks, abdominal muscles.

    By Erin Wayman
  3. Animals

    New fungus species found killing salamanders

    First there was amphibian killer fungus Bd. Now there's Bs.

    By Susan Milius
  4. Genetics

    Genes for body symmetry may also control handedness

    Lefties and righties can thank same genes that put hearts on left side for hand dominance, study of thousands of people’s DNA suggests.

    By Tina Hesman Saey
  5. Animals

    Frustrated fish get feisty

    Smaller rainbow trout become more aggressive towards bigger fish when they don’t their usual treats.

    By Susan Milius
  6. Life

    Genes gives clues to outcome of species interbreeding

    Genetics provides clues to why hybrid river fish formed a subspecies but insects formed a new species.

    By Tina Hesman Saey
  7. Humans

    Letters from the March 1, 2008, issue of Science News

    Big evolvers Regarding “Whales Drink Sounds: Hearing may use an ancient path” (SN: 2/9/08, p. 84), I have heard that whales evolved millions of years ago into their present form, including their very large brains. We humans must be relatively recent in terms of our brain structures. Are there data concerning evolutionary development in whales? […]

    By Science News
  8. Tech

    Creature power

    Biological fuel cells that generate electricity by harnessing sugars and oxygen in the body may one day power implanted devices in humans and other animals.

    By Sam Lemonick
  9. Life

    Rivalry helps fruit flies maintain brainpower

    In lab tests, males dim mentally after generations without competitors.

    By Susan Milius
  10. Health & Medicine

    The two faces of prion proteins

    Scientists are learning more about the protein behind mad cow and Creutzfeldt-Jakob disease, including how to interfere with the protein’s production in the brains of mice.

    By Rachel Ehrenberg
  11. Animals

    We all sing like fish

    From opera singers to toadfish, vertebrates may use basically similar circuitry for controlling vocal muscles.

    By Susan Milius
  12. Life

    How the snake got its fangs

    A study of snake embryos suggests that fangs evolved once, then moved around in the head to give today’s snakes a variety of bites.

    By Amy Maxmen