The Glory of Guadalupe

You just never know what you'll see when you take a picture of the Earth from space. German astronaut Alex Gerst must've been pretty surprised when he looked out the space station window and saw a 35-kilometer-long seahorse blowing a rainbow bubble! That image was taken on June 21, 2014, and--not to burst your bubble--actually shows the island of Guadalupe, located about 240 kilometers off the coast of Baja California. It's essentially two volcanoes that overlap in the north/south direction, and...