News
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Phew! Orchid perfume turns revolting
Orchids that can smell so alluring that bees try to mate with them can also smell repulsive to the insects.
By Susan Milius -
Consumer survey: Caged mink value water
Even after 70 generations in captivity, caged American mink still seem to miss the swimming they would do in the wild.
By Susan Milius - Materials Science
Crystals step up to a new surface
Researchers have made crystals that reversibly change their surface shape when hit by light.
- Materials Science
SQUID can catch concealed corrosion
A new technology that can detect corrosion deep within aluminum aircraft parts has revealed that high concentrations of salt don't corrode hidden joints any more than low levels of salt.
- Health & Medicine
Cancer cells have a ticket to ride
Cancer cells may spread using the same system that immune system cells use to move through the body.
- Health & Medicine
Gene links eyelids and early menopause
A gene that orchestrates ovary and eyelid development may be the key to early-onset menopause.
- Humans
I do solemnly swear. . .
An international science organization is surveying codes of ethics from around the world as a first step towards considering whether scientists globally need an analog of the Hippocratic Oath.
By Janet Raloff - Humans
High court gives EPA a partial victory
The U.S. Supreme Court ruled that the Environmental Protection Agency can implement tougher controls on tiny airborne particulates that can get deep inside people's lungs.
By Janet Raloff - Paleontology
Jumbled bones show birds on the menu
A fossilized pellet of partially digested bones of juvenile and baby birds provides the first evidence that birds served as food for predators.
By Sid Perkins - Paleontology
First brachiosaur tooth found in Asia
A fossil tooth found along a dinosaur trackway in South Korea is the first evidence that brachiosaurs roamed Asia.
By Sid Perkins - Health & Medicine
New drug to treat blood poisoning
For the first time, a drug has reduced deaths from severe sepsis, a life-threatening immune reaction occurring in 750,000 people in the United States each year.
- Health & Medicine
Less morphine may be more
In mice, very low doses of morphine combined with even lower doses of a drug that usually blocks morphine's effect can give greater pain relief than higher doses of morphine alone.