814 results
814 results for: Sharks
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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
- Humans
Nobelists advise budding scientists
Laureates share unconventional wisdom with young investigators at Intel ISEF 2011.
- Tech
Hooking fish, not endangered turtles
A tuna fisherman has taken it upon himself to make the seas safer for sea turtles, animals that are threatened or endangered with extinction worldwide. He’s designed a new hook that he says will make bait unavailable to marine birds and turtles until long after it’s sunk well below the range where these animals venture to eat.
- Animals
Epidemic of skin lesions reported in reef fish
A British-Australian research team has just found coral trout living on the south side of the Great Barrier Reef sporting dark skin raised, scablike, brown-black growths. Although the authors believe they’ve stumbled onto an epidemic of melanoma — a type of skin cancer — other experts have their doubts. Strong ones.
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