A report published by the FAA in December has caused many in the advanced air mobility (AAM) industry to reassess assumptions about the safety impacts of downwash and outwash produced by electric ...

When a propeller operates close to a porous surface, the porous material absorbs some of the energy from the flow impingement, reducing the velocity of the tangential wall jet—a high-speed outwash of ...

One person has been taken to hospital after police descended on a County Durham street this morning. Four police cars and an ambulance were called to Croft Close in Annfield Plain shortly after ...

What the heck happened to the digital Plain Dealer? To me, it’s much harder to navigate. I don’t understand why it wasn’t left alone. Before, I could scroll down the whole paper with ease.