Hundreds of current and former NASA employees have signed an open letter of dissent against Trump's proposed cuts at the agency — and they're sounding the alarm on the safety of its astronauts in an ominous way. "The last six months have seen rapid and wasteful changes which have undermined our mission and caused catastrophic impacts on NASA's workforce," the letter states, addressed to interim administrator Sean Duffy. A key theme in the letter is that the administration's policies "compromise human safety." It's a broad claim that gets narrowed into the tip of a blade when the letter invokes the […]