For the past two nights, amid a dazzling, world famous skyline, the International Commerce Center -- Hong Kong's tallest skyscraper -- has glimmered with a secret message.

It's just a little sting, so slight often the victim doesn't even feel it.

If you live in Pittsburgh, keep an eye out for a self-driving Uber.

Later this year, Google is going to start handing over more space to advertisers, and allow their ads to pop up in loads of new places: Google Maps ads could even start showing up while you're driving.

Some kids will do anything to get out of school. Others risk their lives to get there.

One of the hottest tech stocks of the past year and a half is helping to make driverless cars a reality

The word "Africa" often evokes romantic images of elephants crossing the Kalahari, thundering water at Victoria Falls, or panoramic views from Table Mountain.

Since golfers first bunted leather balls around Scottish links, they have searched for equipment to make them better -- and longer.

There are 7 billion people in the world. And a full 22% of them -- 1.6 billion -- are fasting from sunup to sundown. Every day. For an entire month.

The world is a scary place... and many countries have become too frightening for tourists.