Tara McGinley of Dangerous Minds reports on mucus-like blobs that are forming with increasing frequency in the Mediterranean. They're loaded with bacteria and viruses and the larger ones are 200 kilometers (125 miles) long. Sea snot invasion!
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