China's bid to decarbonize may have hidden costs

Environmentalists rejoiced when China announced its commitment to reach carbon neutrality by 2060, but the decarbonization of China—which emits 27% of global carbon dioxide and a third of the world's greenhouse gases—may ...

Optical barcodes expand range of high-resolution sensor

The same geometric quirk that lets visitors murmur messages around the circular dome of the whispering gallery at St. Paul's Cathedral in London or across St. Louis Union Station's whispering arch also enables the construction ...

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