What happened at the beginning of the universe, in the very first moments? The truth is, we don't really know because it takes huge amounts of energy and precision to recreate and understand the cosmos on such short timescales ...
General Physics
Jun 18, 2021
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(Phys.org) -- Several critical items related to NASA's next-generation James Webb Space Telescope are being tested in the giant thermal vacuum test chamber at NASA's Goddard Space Flight Center, Greenbelt, Md.
Space Exploration
Apr 12, 2012
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Are we free or are our actions determined by the laws of physics? And how much free will do we actually want? These questions have troubled philosophers for millennia—and there are still no perfect answers.
Other
Oct 10, 2022
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(Phys.org)—"Big Red" isn't a golden retriever or a NASA engineer, it's the nickname for a small chamber that helps ensure equipment can withstand very cold temperatures that would be experienced in space.
Space Exploration
Feb 27, 2013
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