The National Research Council recently released a study concluding that adding “winglets,” those near-vertical wing tip extensions, to most cargo aircraft could save the Air Force millions of dollars in fuel costs, reports Stars and Stripes. The Air Force’s newest airlifter, the C-17 has winglets, but the NRC recommended more research to see if modifying them slightly would enhance fuel savings. It recommended adding winglets to KC-135 and KC-10 tankers and to the C-5 airlifter.
The Chinese spy balloon may have popped, but funding to protect against similar threats is inflating, according to the Department of Defense. The high-attitude surveillance balloon that traversed the U.S. in late January and early February prompted last-minute additions to the Pentagon's budget of around $90 million for measures to…