Search Results for: Sharks
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19522
I’m sure you published this article in good faith, but I believe that claims for shark cartilage are not made seriously by anyone who studies the role of natural substances in cancer prevention. It was proved ineffective long ago. I think your article does a disservice to honest people who are trying to fight the […]
By Science News -
Humans
Good Gone Wild
New research shows that the ecotourism model of raising conservation awareness while protecting indigenous cultures doesn't always work out as planned.
By Eric Jaffe -
Ecosystems
Saving Sturgeon
Sturgeon species around the world are in trouble, which is why humans will increasingly be stepping in to give them a big assist.
By Janet Raloff -
Health & Medicine
Now Hear This
Genetics research, work with stem cells, and studies of the inner ear's delicate architecture suggest that it might be possible to restore cells pivotal to hearing.
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Ecosystems
Decades of Dinner
Sunken whale carcasses support unique marine ecosystems that display stages of succession and change, just as land ecosystems do.
By Susan Milius -
Health & Medicine
Seeing Red and Finding Fraudulent Fish
The sale of falsely labeled fish has implications for health, nutrition, and the environment.
By Janet Raloff -
Humans
Science News of the Year 2005
A review of important scientific achievements reported in Science News during the year 2005.
By Science News -
Ecosystems
Shark Serengeti: Ocean predators have diversity hot spots
The first search for oceanic spots of exceptional diversity in predators has turned up marine versions of the teeming Serengeti plains.
By Susan Milius -
Chemistry
Shark Sense: Gel helps animals detect thermal fluctuations
New studies suggest that clear jelly under sharks' skin can enable the animals to detect minute changes in seawater temperature—potentially leading them to prey.
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Health & Medicine
Fishy Advice—Which Tuna Is Best for You?
Canned light tuna is a good choice for people who want to lower their intake of mercury.
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Ecosystems
New protection for much-dogged shark
To rebuild northeastern U.S. populations of the spiny dogfish, the first fishing quotas on this species limit the harvest to roughly 10 percent of the 1998 haul.
By Janet Raloff