News
- Health & Medicine
Running barefoot blunts foot’s force
A new study finds that going shoeless tempers impact but can’t say whether this difference reduces injuries.
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- Earth
Dinosaurs, in living color
Researchers find microscopic structures in some fossils that may have held pigments.
By Sid Perkins - Life
For pipefish, measly Mr. Mom needs help
In species with pregnant males, females may put something extra into eggs.
By Susan Milius - Life
Carnations had evolutionary bloom boom in Europe
New species have evolved at a surprisingly rapid pace, new study suggests
- Humans
Algae as biofuel still rough around the edges
Sources of nutrients, carbon dioxide can make or break this potential renewable fuel heavyweight
- Health & Medicine
Searing the heart for the better
Electrode-tipped catheter destroys heart tissue to stifle atrial fibrillation, sometimes performing better than meds, study shows.
By Nathan Seppa - Space
Mars rover Spirit still running, but only in place
Six years into its 90-day mission, NASA’s rover becomes a lander
- Health & Medicine
Millions of women at risk of malaria during pregnancy
Potential problems include undetected illness and anemia in mothers, stillbirth and low birth weight in newborns,
By Nathan Seppa - Chemistry
New material sops up radioactive cesium
Isotope catcher could safely store waste from power plants.
- Humans
Teacher anxieties may subtract from girls’ math scores
In first and second grade, female teachers’ insecurity with numbers may correlate to some girls’ doing poorly in math.
By Bruce Bower - Humans
Common stain repellent linked to thyroid disease
Long-term health study shows connection with blood levels of perfluorooctanoic acid.