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From March 2011 through April 2015, the MESSENGER spacecraft orbited Mercury and acquired data from a suite of instruments designed to work in the extreme environment near the Sun. These instruments returned the first data from Mercury orbit and facilitated groundbreaking discoveries that improved, and at times changed, our understanding ...
What does freedom look like to you? To theoretical physicist Chanda Prescod-Weinstein, freedom is (in part) thinking about "problems like dark matter and dark energy without worrying about cops killing Black people," and freedom is "everyone having a chance to look at the dark night sky, wonder about it, and ...