Sunday, 26 May, 2013

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?

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

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?

How do volcanoes work (p. 2)? How do we predict them (p. 3)? How do they change the landscape (p. 4)? How does life return after the eruption (p. 6)?

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

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?