News
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Dutch elm fungus turns tree into lure
The fungus that causes Dutch elm disease makes an infected tree strengthen its odors, attracting beetles that carry the fungus on to the next tree.
By Susan Milius -
Health & MedicineVitamin C may treat cancer after all
Vitamin C may be an effective cancer fighter when taken intravenously in high doses.
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AnthropologyWild gorillas take time for tool use
Gorillas that balance on walking sticks and trudge across makeshift bridges have provided the first evidence of tool use among these creatures in the wild.
By Bruce Bower -
EarthFertility and Pollution: Dirty air, ozone linked to sperm troubles
Men develop lower sperm counts and produce more sperm with fragmented DNA when the air has higher levels of ozone and other pollutants.