Uncategorized
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Earth
Identifying Polluters
Three major business schools have teamed up to map some 20,000 sources of industrial pollution. You can search for polluters in a particular region, in a designated industry, or those associated with a named company, then probe their emissions by type and quantity, look at how their pollutant trends have changed over time, and compare […]
By Science News -
Health & Medicine
Bariatric Reversal: Stomach surgery curbs some patients’ diabetes
Weight-loss stomach surgery in obese people with type 2 diabetes sends the disease into remission in some patients.
By Nathan Seppa -
Sickness and Schizophrenia: Psychotic ills tied to previous infections
Two new studies provide evidence for the longstanding suspicion that certain viral infections early in life promote the development of schizophrenia and related psychotic disorders.
By Bruce Bower -
Physics
Scanner Darkly: Tiny venetian blinds enhance radiography
Microscopic gratings that select scattered X rays might improve luggage screening and cancer detection.
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Do-It-Yourself DNA: Scientists assemble first synthetic genome
Assembly of the first human-made microbial genome could pave the way for making microbes with synthetic DNA.
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Ecosystems
Big Foot: Eco-footprints of rich dwarf poor nations’ debt
The first global accounting finds rich and middle-income nations stomping heavy footprints on poorer ones.
By Susan Milius -
Math
Benjamin Franklin Plays Sudoku
Founding father entertained himself devising beautiful mathematical puzzles.
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Astronomy
Four’s a crowd
Astronomers have found a quartet of stars packed into a region smaller than Jupiter's orbit around the sun.
By Ron Cowen -
Astronomy
Gravity at play: A double lens
Astronomers have discovered an extraordinarily rare double cosmic mirage.
By Ron Cowen -
Astronomy
Case of the misshapen disk
A deformed disk around a young star may have gotten its swept-back appearance as the result of a collision with a dense gas cloud.
By Ron Cowen -
9/11 attacks stoked U.S. heart ailments
People who experienced serious stress reactions shortly after the September 11, 2001, terrorist attacks also displayed markedly elevated rates of new heart and blood vessel ailments over the next 3 years.
By Bruce Bower