Magnetism, Curious Facts In by Scientific American

Coffee Break Collection 003 - Nature by Various This is a collection of short (15 minute or less readings) works in English suitable for a coffee break at work or a short commuter ride. The theme for this collection is Nature in various genres -- fiction and non-fiction. Botany, geology, biology, astronomy; flowers, (meteor) showers, bugs, slugs, frogs, dogs, cats, bats -- you name it, as long as it's public domain and between 3 and 15 minutes long.