Comment on Report calls for improved asteroid detection

CAPE CANAVERAL, Fla. — The U.S. government is stepping up efforts to protect the planet from incoming asteroids that could wipe out entire regions or even continents. The National Science and Technology Council released a report Wednesday calling for improved asteroid detection, tracking and deflection. NASA is participating, along with federal emergency, military, White House and other officials. For now, scientists know of no asteroids or comets heading our way.