Analyst Maria Tsaturyan explains why Ukraine has found itself in a vicious cycle of blackouts and how to change its energy ...

Today's most powerful computers hit a wall when tackling certain problems, from designing new drugs to cracking encryption ...

The memo was dated Jan. 28 and signed by by Acting Director Todd Lyons. A 37-year-old man was shot and killed Saturday morning in Minneapolis -- the second shooting of a U.S. citizen this month by ...