The next time you long for the romance of the northern lights, switch on a fluorescent lamp! There may be less mystique, but the principle will be the same.
There's a whole world of sound, called infrasound, that your ears can't pick up. Learn more, on this Moment of Science.
Although ice roads are plowed like regular roads, they offer a different driving experience. Because ice has give, a wave is created under it as the vehicle drives on top.