779 results
779 results for: Sharks
- Humans
Letters from the April 23, 2005, issue of Science News
The shark as red herring I’m sure you published “A Fishy Therapy,” (SN: 3/5/05, p. 154) 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 […]
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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 […]
- 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.
- 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.
- 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.
- Ecosystems
Decades of Dinner
Sunken whale carcasses support unique marine ecosystems that display stages of succession and change, just as land ecosystems do.
- Health & Medicine
Seeing Red and Finding Fraudulent Fish
The sale of falsely labeled fish has implications for health, nutrition, and the environment.
- Humans
Science News of the Year 2005
A review of important scientific achievements reported in Science News during the year 2005.
- 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.
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Culture of the Sea
Whales and dolphins strut their social stuff for scientists.
- 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.
- 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.
