US judge blocks Keystone pipeline route in Nebraska

The controversial Keystone XL pipeline met with another hurdle Wednesday when a Nebraska judge ruled that a state law granting approval to a proposed route was unconstitutional, court records showed.

Winklevosses make their own Bitcoin index

Early Bitcoin investors Cameron and Tyler Winklevoss have created their own index of the virtual currency, as they gear up to launch the first publicly traded US Bitcoin fund.

Entrepreneur makes Bitcoin gift to US college

In what may be the first college donation of the new electronic currency, a Bitcoin entrepreneur has made a $10,000 virtual donation to a Washington state liberal arts college.

Rocks around the clock: asteroids pound tiny star

(Phys.org) —Scientists using CSIRO's Parkes telescope and another telescope in South Africa have found evidence that a tiny star called PSR J0738-4042 is being pounded by asteroids—large lumps of rock from space.

Gov't cancels plan to collect license plate data

The Homeland Security Department has abruptly reversed course on plans to allow a private company to give it access to a nationwide database of license plate tracking information.

Radiation detected near New Mexico nuke site

Scientists who monitor the nation's only underground nuclear waste repository say they have detected radiation in the air a half-mile from the site.

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