The USAF's T-6 trainers are starting to fly again after a series of hypoxia-like cockpit events caused the service to temporarily ground the fleet.

The U.S. Navy is looking for a new digital system to monitor pressure and oxygen levels in the cockpit of its Boeing F/A-18s.

Darpa’s director has confirmed that the U.S. will flight test operational prototypes of a weapon similar to the Kinzhal air-launched hypersonic strike missile.

The USAF has decided to buy F-35s more slowly because of snowballing retrofit costs and several critical milestones that have not been completed.

The service had hoped to kick off the competitive technology maturation and risk-reduction phase in the second quarter of fiscal 2019, but instead the “Milestone A” acquisition decision has shifted into the second half of fiscal 2021.

NASA is to continue its development of aircraft electric propulsion and step up work on urban air mobility despite cutting its budget request for aeronautics research by 3.3% for fiscal 2019, to $634 million. &

Three of the USAF's E-8C Jstars ground surveillance and battle management planes could be headed to the boneyard next year if the service gets its way.

The move is a response to a more contested space environment as well as a flowering commercial space industry.