810 results
810 results for: Sharks
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Animal Skulls
High school biology teacher DeLoy Roberts and his students have, over the years, assembled a large collection of animal skulls. This Web site provides dramatic images of the skulls, ranging, for example, from the armadillo to the wood rat among the mammals. Various birds, fish, sharks, reptiles, amphibians, and crustaceans are also represented. Go to: […]
- Ecosystems
Sawfish Central
Sawfish will soon be getting United Nations protection from exploitation. Right now, the only U.S. state where these ancient fish can generally be found—and then, only rarely—is Florida. Here’s a site to view the fish, a member of the shark family, and link to research aimed at rescuing populations of its seven beleaguered species worldwide. […]
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Letters
Why good looks look good The article “It’s written all over your face” (SN: 1/17/09, p. 24) made me recall another article (a couple of years ago, I think!) describing the work of researchers investigating an apparent human, obsessive need to identify patterns in our environment. The scientists studied stockbrokers with and without a specific […]
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Science Past from the issue of June 6, 1959
Space Flight Succeeds — Two little monkeys, one clad in a space suit and the other lying in a special capsule with her knees drawn up under her, were blasted 300 miles into space on Thursday, May 28, from Cape Canaveral, Fla., the National Aeronautics and Space Administration has revealed. Drama of the experiment was […]
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Science Future for June 4, 2011
June 27 Go behind the scenes of Houston’s Cockrell Butterfly Center. Go to https://store.hmns.org July 15–17 Swim with the world’s largest fish at the fourth annual Whale Shark Festival in Isla Mujeres, Mexico. More information at www.whalesharkfest.com
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SN Online
LIFE Plants use adhesion and bubbles to spread spores. See “Plants’ reproductive weaponry unfurled.” Sharp scales (shown) help propel sharks. See “Shark’s skin adds forward boost.” MOLECULES The sugar in corn syrup may be a concern for diabetics. Read “Taste of fructose revs up metabolism.” DELETED SCENES BLOG Measurements of the W boson hint at […]
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Book Review: A History of Paleontology Illustration by Jane P. Davidson
Review by Sid Perkins.
- Life
Hormones give lantern sharks the glow
In a first, a study shows that bioluminescence can be controlled by slow-acting hormones, not rapid-fire nerve cells.
- Life
Poached hammerhead fins traced to endangered populations
Mapping populations with DNA comparisons offers possible tool for conservation of hammerhead sharks.
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Book Review: Shark: In Peril in the Sea by David Owen
Review by Sid Perkins.
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- Space
The Real Story of Risk: Adventures in a Hazardous World by Glenn Croston
A biologist explores why humans are poor at judging risk — fearing rare shark attacks, for example, more than common heart attacks. Prometheus, 2012, 276 p., $19
