All Stories
- Health & Medicine
Girl athletes’ energy crisis
Lack of regular periods in teenage female athletes stems from a hormone imbalance arising from inadequate energy intake.
- Animals
Squeaky chimp sex, or not
Female chimps tend toward silent sex when the other girls could overhear.
- Materials Science
Family Snaps in Peril
Digital photography appears to be far more ephemeral than camera sales people have led us to believe.
- Space
Rocky cores form first
A theorist says new extrasolar findings prove that the standard model of planet formation is correct.
- Health & Medicine
Cooking cancer cells
A new technique combining antibodies, carbon nanotubes and near-infrared light holds promise for treating malignancies, scientists report.
- Archaeology
Green reapers
Agriculture's rise sparked widespread use of green stone beads as fertility charms and as protection against supernatural forces, scientists propose.
- Humans
How Would Carnegie Judge Our Digital Libraries?
As the nature of "modern" libraries change, one digital designer questions whether libraries are losing much more than just hard copies of their books.
- Planetary Science
Surprise found in comet dust
Scientists find an odd mineral that could offer clues to the solar system's origins.
- Humans
Digital Data Cry Out — Save Me!
Despite being make-or-break issues, how to collect, store, and catalog digital data are on the radar screens of few scientists and engineers.
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- Health & Medicine
Good news for coffeeholics
When lifestyle factors like smoking were taken into account, coffee drinkers had lower death rates than their non-drinking peers, according to a study of more than 120,000 people.
- Health & Medicine
Keep at it
Moderate exercise can extend survival for overweight and obese men who have diabetes.
