Archive for the ‘Transfer of energy’ Category

Ancient Universe Seen - Thursday, March 11th, 2004

Astronomers have just seen galaxies from the first billion years of the universe. They are also racing to understand dark energy, the force that’s spreading the universe apart.

Spallation Neutron Source: Scientist’s Tool - Thursday, November 27th, 2003

The Spallation Neutron Source, a mammoth science project involving the collaboration of six national laboratories, is scheduled to be completed 2006.

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.

Tornadoes: Power & Fury - Monday, May 12th, 2003

Tornadoes kill 60 Americans each year. How do we predict tornadoes? How do we make houses safer? Where do tornadoes get their energy?

Renewable Energy: Biomass Invention - Friday, August 30th, 2002

Renewable energy and the hydrogen economy get a boost from new invention.

Photovoltaic Advance - Thursday, March 28th, 2002

New photovoltaic (PV) cells combine polymer and inorganic semiconductors — could be cheaper to manufacture.

Lightning Illuminated at Last - Thursday, August 2nd, 2001

How is lightning generated? How does it affect the body? How can you stay safe? And what does lightning look like from space?

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?

Solar Electricity: Big Buy of PV Panels - Thursday, June 12th, 1997

The Sacramento Municipal Utility District announced that it would buy enough solar panels to make 10 million watts of electricity. That’s enough to power about 3,000 customers during the day, when the sun is shining, and when the utility faces its peak demand.

Cool Science Images

SciMax Theater

Virtual Science!

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