News
- Ecosystems
Famine reveals incredible shrinking iguanas
Marine iguanas in the Galápagos Islands are the first vertebrates known to reduce their size during a food shortage and then regrow to their original body lengths.
- Environment
Old thermometers pose new problems
Though health groups advocate getting mercury thermometers out of the home, obtaining sound advice on how to dispose of the thermometers can be problematic.
- Earth
Algae Turn Fish into a Lethal Lunch
Scientists demonstrated that some marine mammals have died from eating fish tainted with a neurotoxic diatom.
- Earth
Most oil enters sea from nonaccidents
Nearly all of the oil entering the marine environment traces not to accidents but to natural seeps and human activities where releases are intentional.
- Physics
Matter waves: Be fruitful and multiply
For the first time, physicists induced atoms to amplify a selected matter wave in a manner analogous to a cascade of photons amplifying the characteristic electromagnetic wave of an optical laser.
- Materials Science
Impurity clouds from all sides now
For the first time, scientists have obtained detailed, three-dimensional images of line defects in steel.
- Materials Science
Small-scale glues stick to surfaces
Tailored molecular glues can connect together tiny particles for nanotechnology applications.
- Health & Medicine
The brew for a slimmer you
Green tea contains a compound that triggers the body to burn more fat.
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Antioxidants may help cancers thrive
By curbing a natural process that rids the body of damage, antioxidant vitamins can aid cancer growth.
- Earth
Wretched weather sealed explorer’s fate
Unusually low temperatures hindered Robert Falcon Scott's polar expedition in 1912.
- Earth
Taking a mountain’s measure
A survey of Mount Everest alters its official elevation to 29,035 feet.
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