..boys fighting in schoolroom, 1907
Image description: Scientist Dmitry Polyansky examines a vial containing a specialized catalyst designed to help convert solar energy into fuel. Producing clean-burning hydrogen fuel from just sunlight and water requires custom-built catalysts for water oxidation — the part of the water-splitting process that generates oxygen atoms. A tiny amount of the solid catalyst, developed in collaboration with the University of Houston, dissolves and turns the water that lovely shade of blue.
Photo from Brookhaven National Laboratory.
by YongJun Qin
[video]
“To warm bodies in California” with Weegee
by Peter Gowland
Weegee and Zebra Girl, 1956
by James Pappas
Regard mini jupes, square Notre-Dame by Jean Philippe Charbonnier