Are Pennies Deadly if Dropped from a Skyscraper?

Stephen Ashlee dispells a common misconception and alerts us to the danger of killer pens.

Money falling from the sky seems like everyone’s dream doesn’t it? But I bet opinions would change if it started falling in coins and not notes. It is a fairly popular notion that if someone were to drop a single penny off the very top of the Empire State Building, it would gain enough speed that it could kill someone at the base. But is there any truth to it? If the sky spontaneously started raining pennies, would they be deadly?
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Boeing announce ‘lightest metal ever’

On 6 October, Boeing announced its development of a new metal named Microlattice, a material composed of 99.99% air, making it over a hundred times lighter than Styrofoam. Microlattice is a 3D open-cellular polymer structure which, according to Boeing, was modelled on that of bones – lightweight yet able to withstand large forces without breaking. While the outer layer remains rigid, the inside is composed of interconnected hollow tubes, each with walls nearing 100 nm thick, around a thousand times thinner than a human hair.
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