No matter the aircraft, rigorous production discipline is a must. It's why pictures showing exposed screws on the Su-57 is a big deal. But are they real?

The Sukhoi Su-57 has had an inauspicious start to its Zhuhai air show appearance, with a close-up video revealing questionable build quality. The aircraft at the show, which starts next week, is ...

While it's still true that the Su-57 lags behind the U.S. F-22 or China's J-20 in stealth, claims that it's poorly built based on a decade-old prototype don't hold up under scrutiny. Russia's PR ...