Dr. Gary Greenberg has magnified and photographed sand from beaches around the world, often revealing surprising, vibrant splashes of color from the minerals, shell, and coral fragments contained within.

He’s discovered there’s more to sand than meets the eye. In arenology (the study of sand), the microscopic analysis of sand’s mineral content can reveal much about erosion, shore currents, and their potential effects on coastlines. Even a little sand can yield information of great worth!

A single prayer, like a grain of sand, can be a weighty thing. Scripture indicates prayer’s powerful role in the coming of God’s kingdom. In Revelation 8,…