Explore the mechanics of flight by building a working model to understand helicopter power! 🚁🔧 This hands-on tutorial demonstrates how helicopters generate lift, how power is distributed, and the ...

HENNIKER, N.H. — When Hector Xu was learning to fly a helicopter in college, he recalled having a few “nasty experiences” while trying to navigate at night. The heart-stopping flights led to his ...

Airbus ordered UBTech’s Walker S2, a full-size humanoid that stands 176 cm tall (5’9"), weighs 70 kg (154 lbs), and walks at ...