A solar plane on an around-the-world journey has reached the point of no return over the Pacific Ocean after departing Hawaii, and now it's California or bust.
Switzerland is the happiest country in the world, closely followed by Iceland, Denmark, Norway and Canada, according to a global ranking of happiness unveiled in New York on Thursday.
A solar-powered airplane has landed in Oklahoma after taking off from Arizona on the latest leg of its around-the-world journey.
The United Arab Emirates on Monday laid out a strategic framework for a newly created space agency that aims to integrate various arms of the Gulf federation's burgeoning space industry.
A solar-powered airplane that landed in Arizona last week is headed to Oklahoma on the latest leg of its around-the-world journey.
Changes to the Earth's oceans, caused by extreme volcanic activity, triggered the greatest extinction of all time, a study suggests.
The old hypotheses that said Persian Gulf energy subsidies were sacrosanct have been overturned, according to a new issue brief from Rice University's Baker Institute for Public Policy.
A solar-powered airplane soared above the clouds Monday after taking off from California for Arizona to resume its journey around the world using only energy from the sun.
Seven New Yorkers were arrested and charged with promoting male prostitution on Tuesday through an "Internet brothel" offering sex to paid-subscribers across the world, prosecutors said.
Already home to the world's biggest skyscraper, Dubai has another tall order to fill: By 2030, its leader wants 25 percent of all trips on its roads to be done by driverless vehicles.