Richard Panek wrote about the trouble with gravity.
Jonny Waldman has a new book about a brick-laying robot . . . with suction cups, poop jokes, and mustaches.
Favorite blog: The Last Word on Nothing
Poet Keetje Kuipers has a new book, All Its Charms.
Thanks to the Biodiversity Heritage Library for the natural history images and to the lovely Sara Prince for the author photo.