Construction worker atop a very tall structure with no safety harness
The “Black Widow” Pulsar is moving through the galaxy at a speed of almost a million kilometers per hour. Its high-energy wind also has a dramatic effect on its companion star, which orbits the pulsar every 9.2 hours. (Credit: NASA/CXC/M.Weiss)...
Aqua Building, Chicago - Edifício com princípios de sustentabilidade. As formas sinuosas das fachadas impedem que os pássaros batam nos vidros.