
The X-51A Waverider, shown here under the wing of a B-52 Stratobomber is set to demonstrate hypersonic flight. US Air Force Graphic
The Department of Defense has made significant progress in the past 15 months in offensive and defensive hypersonic capabilities to counter developments from China and Russia, its chief engineer said Tuesday. Now, the Pentagon is aiming to make the same kind of progress in developing 5G networks and microelectronics. Read More