Actually, the U.S. government says it does have an idea, and has concluded it was Russia who hacked into the Democratic National Committee
At the end of a brief online video promoting an Illinois agency's training summit, the picture faded to black and, several seconds later, a pornographic clip appeared.
With dreams of turning carbon dioxide into everything from concrete to fish food, teams from six countries have advanced beyond the first phase of a $20 million XPRIZE contest to find profitable uses for CO2 emitted by power plants.
Two Chinese astronauts began the country's longest crewed space mission yet on Monday, blasting off on a spacecraft for a 30-day stay on an experimental space station as China steadfastly navigates its way to becoming a space superpower.
The European Space Agency dispatched an experimental probe Sunday on the final leg of its quest to land on Mars, part of a mission aimed at exploring the red planet's atmosphere and searching for signs of life.