Feature
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Code of Many Colors
Researchers have yet to find markers for race in the genome, but understanding the biology underlying perceptions of race could have dramatic social and personal consequences.
- Math
Manuscripts as Fossils
A new mathematical model estimates how many medieval manuscripts have survived to the present.
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Full Stem Ahead
Before stem cells can fulfill the promise of treating deadly diseases, problems with the cells' biology and government regulations limiting their use must be solved.
- Health & Medicine
Still Hungry?
New research indicates that diet and lifestyle can affect the body's production of a hunger hormone in ways that might unwittingly foster overeating.
