Uncategorized
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Hey, we’re richer than we thought!
The latest inventory of life in the United States has turned up an extra 100,000 species of plants, animals, and fungi.
By Susan Milius -
EarthTitanic iceberg sets sail from Antarctica
An iceberg about the size of Connecticut recently split off from the Ross Ice Shelf in Antarctica.
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Planetary ScienceReviewers see red over recent Mars programs
NASA's two most recent missions to Mars failed because they were underfunded, managed by inexperienced people, and insufficiently tested, according to a report released March 28.
By Ron Cowen -
Health & MedicineCell mixture attacks pancreas tumors
White blood cells injected into patients with pancreatic tumors incite an immune response that blunts the cancer in some patients and extends survival.
By Nathan Seppa -
Lady-killing genes offer pest control
Two new fruit fly lines—with females that die on cue—could lead to changes in pest control.
By Susan Milius -
MathStepping Beyond Fibonacci Numbers
Trying variants of a simple mathematical rule that yields interesting results can lead to additional discoveries and curiosities. The numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, and 55 belong to a famous sequence named for the Italian mathematician Fibonacci, who lived more than 700 years ago. Each consecutive number is the sum […]
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MathStepping Beyond Fibonacci Numbers
Trying variants of a simple mathematical rule that yields interesting results can lead to additional discoveries and curiosities. The numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, and 55 belong to a famous sequence named for the Italian mathematician Fibonacci, who lived more than 700 years ago. Each consecutive number is the sum […]
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Health & MedicineAre varsity athletes prone to ALS?
A survey of patients treated for neurological problems reveals that those with amyotrophic lateral sclerosis (Lou Gehrig's disease) are more likely to have been varsity athletes and remained slim all their lives.
By Nathan Seppa -
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This article implies there are only three options for carpal tunnel syndrome: medicine, wrist splints, or surgery. I’ve had virtually complete relief from a fourth option suggested by a physician: exercise to widen the carpal tunnel. I know of yet another treatment for carpal tunnel syndrome: a shot of cortisone in each wrist. That worked […]
By Science News -
Health & MedicineSurgery beats splints for wrist syndrome
Surgery proves better than nighttime splints for relieving the pain of carpal tunnel syndrome.
By Nathan Seppa -
TechLiquid Logic: Tiny plumbing networks concoct and compute
By incorporating thousands of simple valves into microscopic networks of rubbery pipes and chambers, scientists have created fluid-manipulating microchips of unprecedented power.
By Peter Weiss -
Health & MedicineSideways Glance: Training helps people circumvent failing sight
Researchers have developed a rehabilitation regime that may enable many elderly people with age-related macular degeneration to improve their vision.
By Nathan Seppa