Science and Technology
Russia puts the world on alert by starting the construction of the Su-75 Checkmate, a fifth-generation stealth fighter with a speed close to that of the legendary Concorde, a range of 3,000 km, a capacity for 7.4 tons of weapons, and a focus on challenging the US F-35.
Alisson Ficher 04/06/2026 at 16:35
Science and Technology
Flying faster than sound without the boom that startles entire cities is the mission of NASA’s X-59, whose first flight, recalled by test pilot Nils Larson, paved the way for supersonic tests that could overturn a ban that has existed since the 1970s.
Bruno Teles 04/06/2026 at 16:32
Interesting facts
