News
- Materials Science
Mammal cells make fake spider silk better
Using long and abundant water-soluble proteins secreted by bioengineered mammal cells, scientists have spun the first artificial spider silk demonstrated to have some of the remarkable mechanical properties of the real thing.
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Much psychosis in elderly may go unnoticed
Swedish researchers identified hallucinations and other psychotic symptoms in 10 percent of a sample of 85-year-olds, a much larger figure than previously reported for elderly people.
- Astronomy
Some gamma-ray bursts may occur nearby
A sizable minority of gamma-ray bursts may originate relatively nearby, in galaxies within 325 million light-years of our own.
- Chemistry
Detonating silicon wafers can ID elements
Researchers have discovered a way to make certain silicon wafers explode on command.
