Search Results for: Fish
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8,240 results for: Fish
- Humans
Letters from the March 27, 2004, issue of Science News
Nobody’s board The article “Danger on Deck?” (SN: 1/31/04, p. 74: Danger on Deck?), or at least part of it, could have been titled “Danger on Dock” or maybe “Danger under Dock.” After reading about how chromated-copper arsenate (CCA) is leached from the wood, I began wondering how it affects aquatic organisms. Many fish, especially […]
By Science News - Tech
Diagnostic gadget mixes and matches all in one
Researchers have fabricated a miniature diagnostic lab that can detect disease-linked genes in a small sample of whole blood.
- Humans
Letters from the March 20, 2004, issue of Science News
What’s the difference? I thought that the X and Y chromosomes determined gender in animals, but I see no mention of them in “When to Change Sex” (SN: 1/17/04, p. 40: When to Change Sex). Does this mean that on a genetic basis, males and females in these organisms are identical? Neil H. MurphyWalnut Creek, […]
By Science News - Humans
Science News of the Year 2004
A review of important scientific achievements reported in Science News during the year 2004.
By Science News -
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Underwater balancing act
Researchers have identified a gene that influences the growth of crystals in the inner ears of zebrafish and found that modifying this gene can cause the fish to lose their sense of gravity.
- Paleontology
Neck Bones on the Menu: Fossil vertebrae show species interaction
Three fossil neck bones from an ancient flying reptile—one of them with the broken tip of a tooth embedded in it—indicate that the winged creatures occasionally fell victim to meat eaters.
By Sid Perkins -
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This article, or at least part of it, could have been titled “Danger on Dock” or maybe “Danger under Dock.” After reading about how chromated-copper arsenate (CCA) is leached from the wood, I began wondering how it affects aquatic organisms. Many fish, especially bluegills and other sunfish, make these docks their preferred habitat. If not […]
By Science News - Earth
More fish survive if plankton bloom early
Data collected by Earth-orbiting satellites and oceangoing trawlers suggest that juvenile haddock of Nova Scotia are more abundant in years when plankton populations peak earlier than normal.
By Sid Perkins -
Proteins in the Stretch
Scientists are for the first time getting a feel for how proteins fold and unfold.
By David Shiga - Earth
Pesticide Disposal Goes Green
Chemists have developed a new technology to safely clean up toxic agricultural pesticides and a whole lot more.
By Janet Raloff - Paleontology
Earful of data hints at ancient fish migration
Small bony growths that developed in the ears of fish more than 65 million years ago are providing a wealth of information about the species’ environment and lifestyle.
By Sid Perkins