Scientists are using X-ray tech to read this sealed document without opening it.

China is not the only country with a nuclear bunker for its top leaders. Governments of major powers built similar bunkers during the cold war era, and while several have since been abandoned or opened to tourists, some are still used for defence purposes.

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Scientists shed light on Beijing’s nuclear bunker located in ‘world’s most deeply buried karst caves’.

They say you can’t judge a book by its cover, but humans can judge whether another person is sick by looking at a photo for just a few seconds.

That may not sound remarkable — until you consider that the sick people in the photos were in the very early stages of illnesses. They were participants in a scientific experiment and had agreed to be infected with a bacterium that would cause an inflammatory response. Their portraits were taken just two hours after infection.

Privately organize and backup photos with friends and family using the Moments by Facebook app.

The low-cost non-toxic battery requires minimum upkeep.

Why is the U.S. allowing scientists to create deadly viruses?

In part 5 of a 6-part lecture, Hans Rosling uses statistics to give an overview of population growth and an explanation of why the total human population will never reach 11 billion, as others predict and fear.

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But tech wasn’t all bad this year. As many of Silicon Valley’s largest companies were wreaking havoc, numerous people and organizations used technology to advance important causes and address large-scale problems.

These projects do not always make headlines, but they show what’s possible when technologists use their powers for good. So I’m presenting the first-ever Actually Good Tech Awards, to highlight a handful of tech efforts that produced real societal benefits this year.

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Amid a series of scandals and sins, a few righteous tech innovators actually brought positive change this year.