KSTP-TV24m
Collision between helicopter and jetliner kills 67 in deadliest US air disaster in quarter century
A midair collision between an Army helicopter and an American Airlines flight from Kansas killed all 67 people aboard the two ...
Here's what is known about the deadly collision between a passenger jet and Army helicopter
A jet with 60 passengers and four crew members collided with an Army helicopter carrying three soldiers while preparing to land at Ronald Reagan National Airport near Washington, D ...
Flying2d
Understanding Tach and Hobbs Meter Numbers
The Hobbs meter measures time in tenths of an hour. This is the one you want to pay attention to because it is where you get ...
Serendipitous discovery of "dark oxygen" sparks controversy and new expeditions
Professor Andrew Sweetman and his colleagues set out to measure seafloor respiration but instead stumbled upon a hidden ecosystem capable of producing oxygen. The most crucial ...
Scientists say they found oxygen where it shouldn’t be. Now, the hunt is on for more answers
A project is underway to investigate the production of “dark” oxygen further. Understanding the phenomenon better could help ...