The use of advanced computer modelling has enabled the accurate prediction of rotor downwash and outwash for the first time, ...

UK researchers believe they have discovered a "powerful new approach" to demonstrate safety risks posed by hovering helicopters or other vertical take-off vehicles by using video simulations to ...

The aquifer is mostly unconfined and is located on a broad outwash plain, which is elevated above the adjacent river floodplains. The outwash terrace slopes southward, and terminates in escarpments ...