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Two-color glowing molecule could make wind tunnel tests more accurate
科学与环境

Two-color glowing molecule could make wind tunnel tests more accurate

Most sensors can measure only one thing at a time, like a thermometer for temperature or a pressure gauge for pressure. Measuring two properties accurately from the same surface at the same moment usually means using two separate instruments—adding cost and complexity to the proc

Phys.org - latest science and technology news stories ·

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科学与环境

One of America’s largest reservoirs just hit a record low

Lake Powell has fallen to its lowest level on record after an exceptionally dry and warm winter left the Colorado River Basin with little mountain snow to melt. Lake Mead also reached record lows, raising concerns for a river system that supplies water and power to more than 40 m

All Top News -- ScienceDaily ·