ScienceU.S. Air Force sending satellites into space for 'neighborhood watch' The U.S. Air Force is launching three satellites to build its space awareness program. The U. S. Air Force launched three satellites into space July 23 as a kind of "neighborhood space watch.by Rebecca Kaplan
DefenseBlackest material on Earth made of carbon nanotubes can redefine future of stealthby Dianne Depra
Master Google Assistant on Android: Top Google Assistant Tips, Powerful Voice Commands, and Must-Know AI Features