New financial disclosures suggest Lockheed’s SR-72 effort is absorbing major losses as engineers battle the hardest problem in hypersonic flight, a turbine to scramjet transition that still has no ...

Traveling over our heads at hypersonic speeds beyond Mach 7, lies the future of spy plane technology. It can be anywhere in the world in one hour, enter any country unnoticed, and be out before their ...

As nations across our planet are striving to strengthen their defense capabilities, hypersonic weapons are considered to be a potential game-changer in future warfare. This is due to their extreme ...

Envisioned as an unmanned, reusable hypersonic intelligence, surveillance, and reconnaissance (ISR) aircraft, the much-touted SR-72 could, in theory, reach speeds of Mach 6 – double the speeds of the ...