Search Results for: Fish

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8,269 results

8,269 results for: Fish

  1. Humans

    Real News: An Endangered Species

    Forget Black Monday. What will happen now that it's beome a Black Year for news reporters at papers and other conventional media?

    By Janet Raloff

  2. All in the Family

    Contrary to popular belief, species of salamanders, birds, beetles and fish prefer to mate with close kin.

    By Ewen Callaway
  3. Life

    Frog builds toes, then legs

    A small frog appears to jump-start its skeletal development, turning on genes for building feet and toes before bothering to build its legs.

    By Rachel Ehrenberg
  4. Materials Science

    Cornering the Terahertz Gap

    Controlling light’s path could enable invisibility or harness an intriguing but so far elusive stretch of the spectrum.

    By Ashley Yeager
  5. Life

    Young tasmanian devil moms

    Tasmanian devils have started mating much earlier in response to an epidemic, called facial tumor disease, that is wiping out much of their population.

    By Tia Ghose
  6. Health & Medicine

    Bomb craters mean trouble for islanders

    A skin infection in people living on the Pacific island of Satowan stems from swimming in ponds formed from World War II bomb craters there.

    By Nathan Seppa

  7. 19913

    There is little mystery why some female fishing spiders are so aggressive that they eat their suitors before mating can take place. It would take a very bold male to court a female knowing he is going to be lunch. To maintain such inherited aggressive behavior in the female, one only has to assume that […]

    By Science News
  8. Animals

    Fish Switch: Salmon make baby trout after species, sex swap

    Salmon implanted with trout reproductive tissue bred to produce a generation of normal rainbow trout.

    By Susan Milius
  9. Paleontology

    The first matrushka

    A newly found fossil preserves one creature inside another that lies nestled inside yet another, a Paleozoic version of the Russian nesting dolls known as matrushkas.

    By Sid Perkins
  10. Life

    Elephant kin liked the water

    Moeritherium, ancient relatives of modern elephants, may have spent much of their time in lakes, rivers or swamps.

    By Sid Perkins
  11. Health & Medicine

    Sun up

    Men with lower concentrations of vitamin D have higher risk of heart attack.

    By Nathan Seppa
  12. Ecosystems

    Predators return

    Warming waters could push new predators into Antarctica's delicate ecosystems.

    By Ewen Callaway