Catch up on stories from the past week (and beyond) at the Slashdot story archive

 



Forgot your password?
typodupeerror

Feed Spying Too Secret for the Courts (wired.com)

AT&T and the government tell an appeals court that the case against the telecom for allegedly helping the government spy on Americans is too secret for any court, despite the Administration's admission it did spy on Americans without warrants.


Google

Submission + - Using Google Earth to see destruction

An anonymous reader writes: On Monday, an environmental advocacy group [Appalachian Voices] joined with Google to deliver a special interactive layer for Google Earth. This new layer will tell "the stories of over 470 mountains that have been destroyed from coal mining, and its impact on nearby ecosystems. Separately, the World Wildlife Fund has added the ability to visit its 150 project sites using Google Earth.
Hardware Hacking

Submission + - The Incredible Shrinking Engine

Somnus writes: In the latest issue of MIT's Technology Review , researchers describe how they can dramatically boost engine output and efficiency by preventing pre-ignition, or 'knock:'

... Both turbocharging and direct injection are preexisting technologies, and neither looks particularly impressive ... by combining them, and augmenting them with a novel way to use a small amount of ethanol, Cohn and his colleagues have created a design that they believe could triple the power of a test engine ...
Why didn't I think of this?
Space

New Horizons Probe's Images of Jupiter 86

SeaDour writes "The Pluto-bound New Horizons space probe, launched a little over a year ago, recently succeeded in passing through a narrow navigational keyhole by Jupiter. Using the gas giant's tremendous gravity, the craft now has a significant boost toward its final destination, shaving three years off the time it would otherwise spend en-route. As it passed through the Jovian system, the probe took some fantastic images of the neighborhood, including detailed observations of erupting volcanoes on Io, time-lapse photography of Jupiter's tumultuous atmosphere, and the faint ring system that was first discovered in Voyager photography. These new images prove the capabilities of the small probe, which is set to reach Pluto in 2015."
Businesses

Submission + - Selling Homeowners a Solar Dream

slugo writes: "Instead of making you spring for $25,000 or more in gear, Citizenr says it will loan you a complete rooftop solar power system, install it for free and sell you back the power it generates at a fixed rate below what your utility charges. The company hopes to make back its investment with those monthly payments, augmented by federal tax credits and rebates."

Slashdot Top Deals

The less time planning, the more time programming.

Working...