Search Results for: Fish

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8,095 results

  1. Starting Anew

    Scientists turn to lowly creatures to unlock the secrets of regeneration.

    By Susan Gaidos
  2. Animals

    We all sing like fish

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

    By Susan Milius
  3. Life

    Bomb-tastic new worms

    Scientists find previously unknown deep-sea species that launch bioluminescent packets.

    By Laura Sanders
  4. Anthropology

    Maize may have fueled ancient Andean civilization

    A chemical analysis of skeletons from Peru’s Andes Mountains suggests that cultivation of key crop made building a prehistoric civilization possible.

    By Bruce Bower

  5. All kinds of tired

    Donkeys sleep about three out of each 24 hours. Certain reef fish spend the night moving their fins as if swimming in their sleep. Some biologists argue that all animals sleep in some form or another. But identifying sleep can get complicated. Insects have brain architecture so different from humans’, for example, that electrophysiological recordings […]

    By Susan Milius
  6. Life

    Step-by-step Evolution

    Hard to find, but very fruitful when found, transitional fossils fill in the gaps in the paleontological record.

    By Sid Perkins

  7. Humans wonder, anybody home?

    Brain structure and circuitry offer clues to consciousness in nonmammals.

    By Susan Gaidos

  8. Fish Don’t Like DC’s Water

    Chloramine and fish shouldn't mix.

    By Janet Raloff
  9. Chemistry

    Changing charges make for squid rainbow

    Study finds how proteins self assemble in the cells of Loligo squid to reflect different wavelengths of light

    By Rachel Ehrenberg
  10. Animals

    Basking sharks head south for winter

    Satellite-tagging data suggest that basking sharks migrate south to the Caribbean in winter.

    By Solmaz Barazesh
  11. Chemistry

    2009 Science News of the Year: Molecules

    Tangles of collagen IV chains link at globules via sulfur-nitrogen bonding (illustrated above). Credit: Courtesy of Science/AAAS New bond in the basementBasements house hidden treasures — including a chemical bond never before seen in living things. Scientists have discovered that collagen fibers in the basement membrane — a tough, structural layer of cells that surrounds […]

    By Science News
  12. Earth

    A fresh look at Mount St. Helens

    Nearly 30 years after the peak’s major eruption, recovery has just begun.

    By Sid Perkins