For the last decade, the US Department of Defense has spent millions of dollars to develop sophisticated sniper location systems that are installed in military vehicles and require dedicated sensor arrays.

House and Senate are both working on bills to enhance online privacy.

Program would be funded by tax on consumers' phone service.

Last month, scientists recommended that cars electronically disable cellphone functions while the vehicles are in motion, and now the Department of Transportation is co-signing the idea

NASA's Solar Dynamics Observatory has been keeping an eye on the sun for three years now, and in honor of that achievement, they have released this video of the changes our star has been through during the last three years.