Archive for the ‘Chemical reactions’ Category


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?



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?



It’s snow-time! Dig into our all-flake, no fake feature! - Thursday, December 27th, 2007

Frosty questions: Are some snowflakes identical? How do flakes form, and how does weather affect their shape? How does ice in the atmosphere affect weather and climate? And where does the jet stream fit in this picture?



Volcanic Violence - Thursday, October 21st, 2004

How do we forecast or predict volcanoes? How do volcanoes change the landscape? How does life return after an eruption?



Nuclear Wizard Dies - Thursday, September 25th, 2003

Edward Teller helped invent the hydrogen bomb, then pushed missile defense. By public advocacy and secret research, he changed the 20th century.



Nuclear Power: Time for a Rebirth? - Friday, April 13th, 2001

Worldwide thirst for oil, Hurricane Katrina, political instability, conservation failures add up to record demand and record prices for fuel. Can inherently “safe designs” reduce the risk of meltdown? Should we support a revival of fission power?




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