It's been a few years since I thought about these photos I took of golf balls stuffed into lava rock holes in Hawaii. They were brought to my attention again by the group administrator for the Flickr group Golf Balls: Bad Lie.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects