Bombardier is seeking investors for its aerospace businesses and considering a sale of some operations, according to sources, as a turnaround plan at the Canadian aircraft-maker faces pressure from potentially crippling US tariffs on its marquee jetliner.

Scientists at odds with authorities in wanting light, less costly, unmanned UAVs to ferry goods around our skies, says Thomas Grose

Only one of the five people killed in the raid in which Osama bin Laden died was armed and fired any shots, a senior US defence official said today, acknowledging that the new account differs greatly from original administration portrayals of a chaotic, intense and prolonged firefight.

The Airbus’ A380, the world’s largest passenger plane, took off successfully on its maiden flight today, a milestone for aviation and for the European aircraft-maker’s battle with American rival Boeing.