2,456 results
2,456 results for: mutations
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Serotonin: What the gut feeds the bones
Chemical messenger plays a surprising role in determining the strength of the skeleton.
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Venom hunters
Scientists probe toxins, revealing the healing powers of biochemical weapons.
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Pearls Unstrung
For a while, the Great Lakes weren’t connected by rivers and Niagara Falls was just a trickle.
- Life
2009 Science News of the Year: Genes & Cells
Cancer-fighting roles Scientists have discovered a new role in cancer protection for an already well-known tumor suppressor protein. The protein, called p53, protects cells from becoming cancerous by sensing stress and either shutting down cell division or triggering cell death. Researchers at the University of Tokyo and colleagues have discovered that p53 also plays a […]
- Health & Medicine
2009 Science News of the Year: Body & Brain
Numbers of passengers arriving from Mexico in March and April 2008 show which cities would have been most vulnerable to H1N1 transmission. Credit : The New England Journal of Medicine ©2009 H1N1 strikes and spreads Like the years 1957 and 1968, 2009 will be known as a pandemic flu year. The springtime eruption of a […]
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Evolution’s Bad Girl
Ardi shakes up the fossil record.
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Of Swine and Men
Scientists study H1N1’s past to predict what the virus has in store.
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I, Mold
Conquering the rising tide of infection is hindered by the many similarities between humans and fungi.
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Life from scratch
Relaunching biology from the beginning.
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Enzymes Exposed
Clearer views of the cell’s movers and shakers threaten a century-old mainstay of biology.
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Rust Never Sleeps
A new flare-up in an age-old battle between wheat and a fungal killer.
