What amazing calculus inside the tiny brain of a spider, to be able to engineer a web without any anchor points at the bottom! The whole thing is suspended above a stream from above yet still retains all of the features needed to be effective - the spokes radiating from the center, and the regular spacing of the crossing filaments.
Photo of the day - 26 Feb 2017
A "kids kabuki" performance at the Hikiyama Matsuri [festival] in Nagahama, Shiga Prefecture, Japan. All of the actors are boys.
Photo of the day - 25 Feb 2017
Great Horned Owl, Bubo virginianus, launches into flight.
Photo of the day - 24 Feb 2017
USAF Heritage Flight
From top to bottom: P-38 Lightning [~$1.3M each in 2016 dollars], P-51 Mustang [$~0.613M each], F-22 Raptor [~$140M each].
Photo of the day - 23 Feb 2017
Among the tall buildings in the Shiodome area of Tokyo. At center in the distance, the WINS Shiodome building - a facility of the Japan Racing Association for off-track betting on horse races. Beyond it, the brown and green René Partile Shiodome apartment complex [prices start at about USD $2400/month for a 700 sq ft apartment - $350 more a month for a parking space for your car]. At right, the triangular Park Hotel Tokyo building.