Uncategorized
- Physics
Quantum computer simulates hydrogen molecule just right
Team builds device that uses two photons to calculate electron energies.
- Earth
Tsunamis could telegraph their imminent arrival
Telecommunication cables could give early warnings of giant waves.
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Crop irrigation could be cooling Midwest
A recent drop in summer highs may be linked to greater moisture from the Great Plains.
By Sid Perkins - Math
Slime mold is master network engineer
Single-cell organism develops food distribution system that is as efficient as the Tokyo rail system; inspires new math model for designing dynamic systems.
- Life
MRSA bacterial strain mutates quickly as it spreads
Antibiotic-resistant microbe's detailed family tree reveals roots of the global infection.
- Life
Protein may be new target for obesity, diabetes therapies
Molecule regulates flip of a metabolic switch, helps determine how the body uses glucose.
- Materials Science
Breakup doesn’t keep hydrogel down
Scientists create a new material that is strong, soft and self-healing.
- Humans
Minor air traffic delays add up to big costs
On average, the economic impact of late flights exceeds that of hurricanes
By Sid Perkins - Humans
Children grasp time with distance in mind
A study of Greek school children indicates that spatial knowledge lies at the root of how youngsters conceptualize time.
By Bruce Bower - Life
Snail in shining armor
A deep-sea gastropod’s natural shield may offer ideas for human protection.
- Space
New-star shine wearing off in nearby galaxy
A galactic collision a billion years ago may have halted stellar formation by exhausting gaseous building blocks.
By Ron Cowen - Health & Medicine
Benefits of omega-3 fatty acids tally up
A study of patients with sepsis and a second in people with heart disease suggest the fish oil compound may aid health.
By Nathan Seppa