NASA funds Venus sample-return, interstellar probes and other far-out space tech

NASA has awarded funding to 13 innovative space technology concepts that could shape future missions to Venus, Mars and worlds beyond our solar system.  The space agency’s NIAC (NASA Innovative Advanced Concepts) program supports the development of early-stage technology ideas from America’s innovators and entrepreneurs. Each Phase 1 award is worth up to $175,000, according to a statement from NASA.  “The daring missions NASA undertakes for the benefit of humanity all begin as just an idea, and NIAC is responsible for inspiring many of those ideas,” NASA Associate Administrator Jim…

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‘Cooling glass’ could fight climate change by reflecting solar radiation back into space

As the world continues to experience a worsening climate crisis with record-breaking temperatures, scientists have developed a new, highly reflective glass coating that may help cool a rapidly warming Earth. In theory, the coating — a slurry-like mixture of inexpensive glass and aluminum oxide particles — could reflect high amounts of sunlight off of the surfaces on which it is painted, such as roofs of buildings and roads.  Laboratory tests have shown it to reflect up to 99 percent of solar radiation back into space. If it pans out, the…

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