Focus
helicopters
Man Turns Off Helicopter Engine in Mid-Air to Make a Scientific Point
If the engines on an airplane fails, you'd think from its appearance that its wings can often glide it to safety. But for a helicopter, the rotors are so small relative to the mass of the whole aircraft, a broken engine looks like it would cause a sharp drop to the ground.
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NATO Strike Kills 7 Afghan Troops During Fight With Taliban
A NATO airstrike hit two Afghan military checkpoints on Monday in a restive province east of the capital, Kabul, killing seven Afghan troops
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Man Turns Off Helicopter Engine in Mid-Air to Make a Scientific Point
If the engines on an airplane fails, you'd think from its appearance that its wings can often glide it to safety. But for a helicopter, the rotors are so small relative to the mass of the whole aircraft, a broken engine looks like it would cause a sharp drop to the ground.
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NATO Strike Kills 7 Afghan Troops During Fight With Taliban
A NATO airstrike hit two Afghan military checkpoints on Monday in a restive province east of the capital, Kabul, killing seven Afghan troops
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