Visit a waterfall at dusk and you may see moonbows—nighttime rainbows.
In a world plagued by Muzak, John Cage needed to find a quiet way to make a powerful statement.
This week's comics include silly Superman comic strips from the 1940s
©2016 Mental Floss, Inc. All rights reserved. Mental Floss® is a registered trademark owned by Felix Dennis. mentalfloss.com is a trademark owned by Felix Dennis.