For capturing the sun’s copious energy, there are basically two available engineering models: photovoltaic (PV) cells that turn it into flowing electrons or photosynthetic plants that turn it into plant food. So which does the job better? After all, such a judgment might help inform whether policymakers pursue biofuels or solar electricity
Archive for Category: "Personal Development News"
Vile: Illegal Trade in Bear Bile Flourishes throughout Asia
The sale of bear bile for use in traditional medicine is rampant throughout 12 Asian countries, despite national and international laws banning or limiting the practice, according to a new report from TRAFFIC International, the wildlife trade monitoring network. Bile, also known as gall, is a fluid produced in the liver and stored in the gall bladder to help with digestion.
Flying in the Coffin Corner–Air France Flight 447
When Air France Flight 447 disappeared in June 2009, it was in the middle of the tropical Atlantic and had likely entered a mesoscale convective complex , a system of strong thunderstorms thought to have been at least four storms deep along 447′s flight path. Flight 447 was also flying at a cruise altitude of 35,000 feet, an altitude where the relationship between an aircraft’s stall speed and the speed of sound has gained the name “the coffin corner”
New Report Warns Mega-Fire Risk is Global and Growing
Global warming and decades of outmoded fire prevention strategies are merging to set the stage for massive “mega-fires” that scar communities’ homes and pocketbooks, according to a new assessment. Preliminary findings from the United Nations’ Food and Agriculture Organization (FAO) released this week trace the circumstances around eight mega-fires across the world in a quest to uncover clues on how best to ward them off and minimize their damage.
Program Hides Data in Executable Files
Imagine that you want to send a secret message to your colleague at the CIA. You can encrypt it to prevent counterspies from reading it
Room for Improvement at U.S. Nuclear Plants
By Roberta Rampton WASHINGTON (Reuters) – A U.S. task force examining the disaster at Japan’s Fukushima Daiichi plant expects to find ways to improve safety at the country’s 104 U.S. nuclear plants but has not found any major problems in its first 30 days of work
U.S. Approves Shell Deepwater Oil Drilling Plan
By Ayesha Rascoe WASHINGTON (Reuters) – The U.S. offshore drilling regulator has approved a Royal Dutch Shell plan for deepwater oil and gas exploration in the Gulf of Mexico.
The South Pacific Islands Survey–Forecast: Stomach turbulence
We’re a seasick crew. Sara, Nastassja and I take turns leaning over the railing while the three surfers on board–JP, Justin and Mary–lay supine on the deck trying to move as little as possible. When the boat jolts from side to side I grip the railing tighter, fending off images of capsizing





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