Today's date: 21 November 2009
This Week: Death of the mastadon
In the News: Antarctic ozone hole: 10th largest on record!
Coming Thursday: Return of the wild: Coyotes, bears and turkeys are back!
Archive for the ‘Physical Science’ Category
Nanotech - Thursday, July 30th, 2009
Adding nanotubes makes a stronger plastic, but adding several nano-structures greatly increases the benefit, according to a new study from India. Read about the frontier of material science.
New battery technology allows fast charge and discharge - Thursday, March 12th, 2009
By tweaking the conventional recipe, researchers have sped up electricity movement in a lithium battery by 100X. Want to charge your electric car in minutes or your phone in seconds?
Life during the “other” Big Bang! - Thursday, December 11th, 2008
Did the arrival of 4,000,000,000,000,000,000 tons of space junk start the formation of organic molecules roughly 4 billion years ago? “Could be,” says a new study from Japan…
Small is beautiful: Nanotech meets biology! - Thursday, September 25th, 2008
Biology operates on the nanometer scale, and now ultra-small technology is producing monster benefits for genetic analysis, cell biologists, and the treatment of blinding glaucoma.
Running short of copper, phosphorus, rare elements - Thursday, September 11th, 2008
Without phosphorus fertilizer, millions would starve. A shortage of copper — and electricity — could short-circuit our economy. Without many obscure elements, we would not have LCDs and cell phones. Should we act to prevent future shortages?
Electric eye learns from animal eye! - Thursday, August 7th, 2008
Lenses cannot project a perfect image on the flat back of a camera, so images are distorted at the edges. A revolutionary camera solves this problem by curving the light detector.
Laser: The invention that just won’t quit! - Thursday, July 17th, 2008
Lasers read and write CDs and DVDs, form the heart of fiber-optics, and are being used in climate prediction, chemical identification, high-tech manufacturing, even the battle against influenza.
The sounds of sax - Thursday, February 7th, 2008
New study shows that controlling throat shape helps pro players hit the high notes that elude amateurs.
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- Many environmentalists maintain that intense blasts of sonar, used to detect submarines, disorient, injure, and even kill marine mammals. 3 days ago
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