An investigation will examine what could have prevented an Army Black Hawk helicopter from ramming into an American Airlines flight on Jan. 29, killing all on board both aircraft.

At least 240 people were killed when an Air India plane crashed Thursday into a medical school shortly after takeoff. It was the latest in a long list of aviation disasters this year. One passenger survived the crash but everyone else aboard the Boeing 787 was killed.

An ex-commercial pilot has highlighted the possible main causes behind the growing number of aviation tragedies