(Except that this is a sad note) Cathy, the cartoon strip written and drawn by Cathy Guisewite, is ending after 34 years of gentle humor.
The Panda's Thumb reports on experimental results indicating that seemingly directed growth in chick embryos is actually the result of random cell movement.
Wired reports on the history of well-known symbols, such as that for the On button on this computer.
Christianity:N. T. Wright reflects on C. S. Lewis.
Image source (public domain)