Search Results for: Sharks

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803 results

803 results for: Sharks

  1. Health & Medicine

    A Fishy Therapy

    Shark cartilage continues to be sold to fight cancer, even though its efficacy has not been confirmed by any major U.S. trials.

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  2. Ecosystems

    Empty Nets

    New research has begun challenging long-held assumptions about the consequences for fish stocks of harvesting the biggest fish first.

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  3. 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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  4. 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 […]

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  5. 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.

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  6. 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.

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  7. 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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  8. Ecosystems

    Decades of Dinner

    Sunken whale carcasses support unique marine ecosystems that display stages of succession and change, just as land ecosystems do.

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  9. Health & Medicine

    Seeing Red and Finding Fraudulent Fish

    The sale of falsely labeled fish has implications for health, nutrition, and the environment.

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  10. Humans

    Science News of the Year 2005

    A review of important scientific achievements reported in Science News during the year 2005.

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  11. 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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  12. Culture of the Sea

    Whales and dolphins strut their social stuff for scientists.

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