Column
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White House science adviser discusses next two years
Just over a month after the midterm elections, President Obama’s science adviser took the podium in San Francisco at the American Geophysical Union meeting. John Holdren, a physicist and climate scientist, said the White House is making strides in improving the nation’s science and technology policies. Later that week, Holdren’s Office of Science and Technology […]
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Tradition, innovation and hope in new year for science
With this issue, Science News journeys into its 90th year. In 1921, Science Service was founded to share the unfolding new world of scientific discovery with America. Initially a mimeographed sheet known as the Science News-Letter, first published in 1922, the publication reported on such historic events and discoveries as the Scopes “Monkey Trial” in […]
- Math
Outstanding, superlinear cities
By a new mathematical method, New York City proves average and San Francisco exceptional.
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A year on the job, she takes pride in disaster response
When she took over in November 2009 as the first female director of the U.S. Geological Survey, geophysicist Marcia McNutt already had her work cut out for her in streamlining and modernizing a historic scientific agency. That was before a string of natural disasters—earthquakes in Haiti and Chile, a volcanic eruption in Iceland and the […]
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An engineer teaches her colleagues to share their toys
In her synthetic biology lab at Stanford, Christina Smolke designs circuits and switches using biological components, work that may lead to yeast that crank out medicines or ways to reprogram the immune system. Winner of the 2009 World Technology Award in biotechnology for doing work of “the greatest likely long-term significance” in her field, Smolke […]
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A skeptic of quantum theory explains his misgivings
In a 1905 paper, Albert Einstein proposed that light could travel in the form of particles later called photons. It was one of the pioneering papers in the research that led to quantum mechanics, the mathematical framework for describing matter and energy on a fundamental level. But in his later years, Einstein expressed grave dissatisfaction […]
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Winning the World Series with math
A nearly circular path could be the fastest way to home plate.
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Top statistician explains what all those numbers mean
In June, the United Nations passed a resolution designating October 20 as World Statistics Day. The United States planned to mark the occasion with a gathering on Capitol Hill of representatives from number-crunching agencies. Science News writer Laura Sanders recently spoke with U.S. Chief Statistician Katherine Wallman about why numbers matter. “People have a lot […]
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Vitamin D is essential to the modern indoor lifestyle
It’s known that vitamin D is necessary for proper bone formation and maintenance. But recent decades have seen a torrent of studies suggesting that vitamin D can also affect many other aspects of health; some scientists have come to consider the daily recommended intake of 400 international units of vitamin D far too low. Michael […]
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We, robot: What real-life machines can and can’t do
As director of the Maryland Robotics Center, Satyandra Gupta oversees 25 faculty members working on all things robotic: snake-inspired robots, robotic swarms, minirobots for medicine and robots for exploring extreme environments on land, under the sea and in outer space. In September the Center hosted its first Robotics Day; afterward, Gupta talked robots with Science […]
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Biomedical research needs more consistent funding
This summer William Talman became president of the Federation of American Societies for Experimental Biology, an organization that advocates the advancement of biological and biomedical research. He is a professor of neurology and neuroscience at the University of Iowa in Iowa City and a practicing physician at the university’s hospital and at the Iowa City […]
- Math
Crowdsourcing peer review
MATH TREK: A claimed proof that P≠NP spurs a massive collaborative research effort.
