China launches two satellites as it builds GPS rival

China launched two new satellites into space Saturday, state media reported, as it builds a homegrown satellite navigation system to rival the US's Global Positioning System.

No tax on CO2 emissions in China's new environment law

China has passed a law that levies taxes on pollution, but ignores carbon dioxide, one of the major contributors to global warming, according to the web site of the country's highest legislative body.

China's satellite navigation system live

China's home-grown satellite navigation system launched a limited positioning service Tuesday, the official Xinhua news agency said, as the country seeks to break its dependence on foreign technology.

Study finds news logo can affect viewer biases

(PhysOrg.com) -- Americans are more receptive to Al Jazeera English's reporting when they think it is actually CNN International's broadcast, a new University of Michigan study finds.

Carbon dioxide emissions rising globally, but drop in China

The world's burning of coal, oil and natural gas this year is putting 1% more heat-trapping carbon dioxide in the air than last year, bad news for the fight against climate change but with an odd twist, according to scientists ...

As Facebook's grown, so have its challenges

In 2011 as Facebook inched ever closer to 1 billion active monthly users, it faced a vexing crisis: uproar about a facial recognition algorithm that tagged people in photos without their consent.

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