There were the five victims and their families, but also witnesses whose lives have all been changed by the events of October ...

For many, the Sikorsky UH-60 Black Hawk helicopter, like the one involved in the Wednesday collision over the Potomac River ...

The designers applied in it - similar to, for example, the Russians in the Ka-52 helicopters - two counter-rotating, coaxial main rotors. However, the machine has one more rotor in the form of a ...

It is equipped with a single 4-bladed main rotor and a single 2-bladed tail rotor mounted on the left-hand side of the tail assembly. The helicopters tail unit is mounted high with a pair of non ...

The ATSB's investigation of a Super Puma helicopter accident is seeking to determine the factors that contributed to the ...