Uncategorized
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Science Past from the issue of May 9, 1959
Forecast 25% increase in air’s carbon dioxide — A 25% increase in the amount of carbon dioxide in the earth’s atmosphere during the 150-year period ending in 2000 A.D. has been forecast. Dr. Bert Bolin of the University of Stockholm in Sweden told the National Academy of Sciences meeting in Washington that the burning of […]
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Letters
Don’t dismiss Lamarck Your January 31 special birthday edition on Darwin (SN: 1/31/09, p. 17) was excellent, but I believe that science has allowed Jean-Baptiste Lamarck’s contributions to be overshadowed by Darwin’s. The change that can occur to an organism’s genetic makeup during its own lifetime harks away from Darwin’s slow evolutionary process by chance […]
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Nanoscale: Visualizing an Invisible World by Kenneth S. Deffeyes and Stephen E. Deffeyes
Illustrations reveal the nanoscale world in rich detail. MIT, 2009, 133 p., $21.95. NANOSCALE: VISUALIZING AN INVISIBLE WORLD BY KENNETH S. DEFFEYES AND STEPHEN E. DEFFEYES
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The Fifth Postulate: How Unraveling a Two-Thousand-Year-Old Mystery Unraveled the Universe by Jason Socrates Bardi
The story of the discovery of non-Euclidean geometry. Wiley, 2009, 253 p., $27.95. THE FIFTH POSTULATE: HOW UNRAVELING A TWO-THOUSAND-YEAR-OLD MYSTERY UNRAVELED THE UNIVERSE BY JASON SOCRATES BARDI
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Earthquakes, Volcanoes, and Tsunamis: Projects and Principles for Beginning Geologists by Matthys Levy and Mario Salvadori
Kid-friendly activities reveal the science behind natural disasters. Chicago Review, 2009, 136 p., $14.95 EARTHQUAKES, VOLCANOES, AND TSUNAMIS: PROJECTS AND PRINCIPLES FOR BEGINNING GEOLOGISTS BY MATTHYS LEVY AND MARIO SALVADORI
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- Health & Medicine
Morning birds buckle under sleep pressure
Sleep pressure helps set the circadian clocks of early birds and night owls.
- Plants
Oops, missed that tree
Until now, an acacia common in its African homeland had no scientific name
- Chemistry
Yeast bred to bear artificial vanilla
Researchers have co-opted fungi to produce the flavor more efficiently.
- Animals
Ants do real estate the simple way
Tracking ants with anti-shoplifter RFID tags has inspired a new, simplified view of how a colony finds a home
- Earth
A little air pollution boosts vegetation’s carbon uptake
Aerosols bumped up world’s plant productivity by 25 percent in the 1960s and 1970s, new research suggests.
