Scientific American 科学美国人 ２００７年 4 月
Contents:
50, 100 and 150 Years Ago; April 2007; by Staff Editor; 1 Page(s)
Obituary for Parity; Invitation to Flight; Strict Quarantine
Conservative Climate; April 2007; by David Biello; 2 Page(s)
Consensus document may understate the climate change problem
The Autism Diet; April 2007; by Mark Alpert; 2 Page(s)
Can avoiding bread and milk ease the disorder?
Selfless Giving; April 2007; by Gary Stix; 3 Page(s)
Mom's brain chemical affects embryonic development
The Not-So-Dark Matter; April 2007; by George Musser; 2 Page(s)
How dark matter might emit detectable energy
Chemo Control; April 2007; by Jeneen Interlandi; 1 Page(s)
Drugs target epigenetic changes in cancer cells
Natural Gas Rockets; April 2007; by Steven Ashley; 1 Page(s)
Methane-fueled engines go on the ascent
By the Numbers: Darkness on the Water; April 2007; by Rodger Doyle; 1 Page(s)
Development takes its toll on estuaries
News Scan Briefs; April 2007; by JR Minkel, David Biello, Charles Q. Choi; 2 Page(s)
Artificial Market Power; Shrinking by Hafnium; Hot Rocks; Evidence from the Shire; Stop-and-Go Light; Lavender's Hormone Havoc
Skeptic: Free to Choose; April 2007; by Michael Shermer; 1 Page(s)
The neuroscience of choice
Sustainable Developments: Rapid Victories against Extreme Poverty; April 2007; by Jeffrey D. Sachs; 1 Page(s)
Focused steps taken now could rapidly put the poorest poor on a self-sustaining course
Insights: The Science of Lasting Happiness; April 2007; by Marina Krakovsky; 2 Page(s)
Sonja Lyubomirsky, a researcher who looks for the triggers of happiness beyond our genes, thinks that lasting happiness is indeed possible
The Ghosts of Galaxies Past; April 2007; by Rodrigo Ibata and Brad Gibson; 6 Page(s)
Strangely moving stars may be the remnants of past galaxies devoured by our Milky Way
Seeking the Connections: Alcoholism and Our Genes; April 2007; by John I. Nurnberger, Jr., and Laura Jean Bierut; 8 Page(s)
Identifying the genetic influences on vulnerability to alcohol addiction can lead to more targeted treatments and help individuals make better-informed choices
The Promise of Plasmonics; April 2007; by Harry A. Atwater; 8 Page(s)
A technology that squeezes electromagnetic waves into minuscule structures may yield superfast computer chips, ultrasensitive molecular detectors and perhaps even invisibility cloaks
Just How Smart Are Ravens?; April 2007; by Bernd Heinrich and Thomas Bugnyar; 8 Page(s)
Recent experiments show that these birds use logic to solve problems and that some of their abilities approach or surpass those of the great apes
The Movies in Our Eyes; April 2007; by Frank Werblin and Botond Roska; 8 Page(s)
The retina processes information much more than anyone has ever imagined, sending a dozen different movies to the brain
Gassing Up with Hydrogen; April 2007; by Sunita Satyapal, John Petrovic and George Thomas; 8 Page(s)
Researchers are working on ways for fuel-cell vehicles to hold the hydrogen they need for long-distance travel
A Cure for Rabies?; April 2007; by Rodney E. Willoughby, Jr.; 8 Page(s)
The survival of a Wisconsin teenager who contracted rabies may point the way to a treatment for this horrifying disease
Working Knowledge: Steer Clear; April 2007; by Mark Fischetti; 2 Page(s)
Electronic stability control for autos
Technicalities: The Car Doctor Is In; April 2007; by Philip Yam; 3 Page(s)
A way to diagnose engine problems without ever having to look under the hood
Reviews: Is Beauty Truth and Truth Beauty?; April 2007; by Martin Gardner; 2 Page(s)
Why Beauty Is Truth looks at how Keats's famous line applies to math and science
Anti Gravity: Doughnut Try This at Home; April 2007; by Steve Mirsky; 1 Page(s)
Tinkering with a classic can sometimes go awry, or possibly even pumpernickel
Ask the Experts; April 2007; by Chris Wiggins, George Cotsarelis; 1 Page(s)
How can Bayes' theorem assign a probability to the existence of God? How do certain hairs know to grow back when you trim them
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本帖最后由 agan01 于 07-4-24 02:46 编辑 ]
