Archive for the ‘Science and technology in society’ Category


Internet: The fastest teacher? - Wednesday, October 21st, 2009

MRI scans of older people show major differences between searchers and non-searchers. After seven hours of Internet experience, those differences disappear. Honest? Could changing the brain be this easy?



Driving while blabbing - Thursday, September 17th, 2009

How many dead? Research and real-life experience prove that people die when drivers pick up the cellphone. Even worse: texting on the road!



North Korea’s nukes - Thursday, June 11th, 2009

Underground nuclear tests have been the biggest roadblock to a comprehensive test ban. How are these explosions detected, and how reliably?



Mass killings - Thursday, April 16th, 2009

After another mass murder — 13 dead in Binghamton, N.Y. — The Why Files wants to know why they pull the trigger. What are the warning signs of “rampage” shootings? Can they be prevented?



Fuel Faves: Coffee meets diesel! - Tuesday, January 6th, 2009

Oils in spent coffee grounds are easily converted into biodiesel — a renewable source of transportation energy. Bottoms up for CofFuel?



Investments: The psychology of money - Thursday, October 23rd, 2008

What does science tell us about dealing with money? Can thinking about money change your behavior? How do monkeys gamble? Is ‘homo economicus’ truly rational? Do some people thrive on financial risks?



New plug-in hybrid claims 640 miles per tank - Thursday, November 29th, 2007

Plug-in hybrids mean more than just extra spending cash for drivers, though. They could offer a new path through the maze of the electric grid, and help to boost the use of alternative energy.



Ice is nice: Report offers no certainty on sea level rise - Thursday, May 3rd, 2007

Greenland’s icecap holds enough water to raise sea level by 7 meters. Some studies show it sliding faster into the sea. Should we worry? New report says “We don’t know.” Comforting?



Nurses and Doctors: Shortage Ahead? - Thursday, November 16th, 2006

The American population is getting older, and it’s getting bigger. As nurses and doctors start to retire in big numbers, who will care for us when we go gray?



Ash-crete: Concrete Process to Turn Ash into Cash! - Thursday, June 8th, 2006

Coal ash is a giant garbage problem. Should we recycle more ash into concrete? A new process might save cement, rock, and landfill space.


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