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which can slow them down as they fall. Air resistance affects different shapes differently. Because the Apollo crew were essentially in a vacuum, there was no air resistance and the feather fell ...

When internationally acclaimed artist Mo Ke announces that he is selling his prized painting, "The Falling Feather", and that he will donate all the proceeds from its sale to a small Yunnan town ...

The tube is sealed and can be evacuated. What it does: When the tube is evacuated, the "coin" and "feather" fall at the same rate. When air is introduced into the tube, the "feather" falls at a slower ...

A 6-feet long Plexiglas tube containing a "coin" and "feather" is evacuated. The "coin" and "feather" fall at the same rate. When air is introduced into the tube, the "feather" falls at a slower rate.