Water supply in the west isn’t only about rain, or the lack thereof. A good deal of water scarcity issues have to do with decades-old policy and entrenched infrastructure. It’s a convoluted situation, and a team of reporters are working to make sense and put broader perspective on the western water crisis and the central role of the Colorado River.
All the metric scales in the world — from those at a Polish deli to the big ones at a South African junkyard — are ultimately calibrated against a 125-year-old chunk of metal in a vault on the outskirts of Paris. Its mass is the definition of a kilogram. There’s just one problem: That chunk of metal seems to be losing weight.
Despite the simple sweetness of a scoop of ice cream, this frozen dairy product has a complicated microstructure. And this combination of air cells, ice crystals and fat globules affects the way and rate in which different kinds of ice cream melt and collapse.