A copper refinery transformed its waste stream into an unlikely renewable energy goldmine, turning forgotten byproducts into the very panels that now power its operations.
A Depression-era soil fix that blanketed millions of Southern acres became an environmental bogeyman—but the numbers tell a very different story than the legend.
Kiruna’s church went for a walk in August 2025, at half a kilometre an hour, on 224 wheels. The trip took two days and included a daily stop for fika, the Swedish afternoon coffee break, because some ...
A solar telescope in New Mexico is being torn down, and the reason is a pool of liquid mercury hidden inside it. The mercury was the clever trick that made the telescope work. It is now the thing that ...
Opportunity self-portraits from January 2014, left, and March 2014 show how wind removed much of the dust from the rover’s solar panels. These images postdate the first dust-devil photograph and do ...
A United States Geological Survey bench mark on the summit of Copper Mountain, Nevada, one of the more than a million survey marks set into the ground across the country. Photograph by Famartin, ...
Placing concrete in a block at the mid-section of the dam, an eight-cubic-yard bucket handled by an overhead cableway. Bureau of Reclamation photograph via the US National Archives (NARA 293921), ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results