Uncategorized
- Astronomy
New images and spectra from a rejuvenated Hubble
Newly released images provide graphic evidence that repairs have transformed the Hubble Space Telescope into a brand new observatory.
By Ron Cowen - Health & Medicine
The eyes remember
Eye movements may reveal memories that the hippocampus recalls even when a person isn’t aware of them, a new study shows.
- Agriculture
Potato famine pathogen packs unusual, sneaky genome
DNA of infamous Phytophthora microbe reveals big, quick-changing zones, possibly the key to the pathogen’s vexing adaptability
By Susan Milius - Earth
Atmospheric rollercoaster followed Great Oxidation Event
Analyses of chromium isotopes in banded iron formations suggest oxygen levels fell for a period after the Great Oxidation Event.
By Sid Perkins - Life
One coral alga explodes with temperature increase
A rare species of coral algae exploded in population when ocean temperatures increased, a new study shows.
- Space
Panel reports on human spaceflight
Panel suggests how to get human spaceflight program off the ground.
By Ron Cowen - Health & Medicine
Dopamine primes kidneys for a new host
Giving dopamine infusions to brain-dead organ donors may make transplanted kidneys more resilient, a new study shows.
By Nathan Seppa - Materials Science
Velcro on steroids
Researchers have designed a steel analog of a well-known fastener.
By Janet Raloff - Earth
Danger in the Air
To minimize the threat of volcanic ash plumes to aircraft, scientists are improving methods of satellite detection and developing ground-based gas and ash-plume sensors to monitor volcanic activity.
By Sid Perkins - Chemistry
Blue halos of doom
Under ultraviolet light, rings around the brown spots in aging bananas may signal the transition from ripe to rotten, researchers say.
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Three genes linked to Alzheimer’s disease risk
Three new genes that raise the risk of developing Alzheimer’s disease have been discovered in two large genome-wide searches.
- Health & Medicine
Tetris players are not block heads
Playing the geometry-based computer game can boost the brain’s gray matter.