The first image of a black hole was publicly released on April 10. How did a team of over 200 researchers pull off such a feat?
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The world’s blackest material, Vantablack, just got blacker. U.K. company Surrey NanoSystems developed the carbon nanotube material a few years ago, but the company now says it has recently improved the material to absorb so much light that it cannot be measured with a spectrometer.
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