The U.S. military is investing in manned and unmanned aircraft that can take off, hover and land vertically. These so-called vertical takeoff and landing (VTOL) vehicles could one day transport troops, weapons or cargo to and from the battlefields.
The U.S. military is investing in manned and unmanned aircraft that can take off, hover and land vertically. These so-called vertical takeoff and landing (VTOL) vehicles could one day transport troops, weapons or cargo to and from the battlefields.