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.
Read MoreResearchers at King Abdullah University of Science and Technology in Saudi Arabia are developing their own über black material, although this one’s not competing for a superlative achievement—their gold nanomaterial can reflect any color of choice with a simple addition of dye.
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