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Earth is currently in the launch window to send spacecraft to Mars. China, the United Arab Emirates, and the United States are launching missions to the Red Planet; NASA’s mission …

NASA is scheduled to launch a mission to Mars at the end of this month. It will carry the Perseverance rover to the red planet, where it will search for signs of extraterrestrial l…

15 Definitive Guides for $15.

"Code" by Charles Petzold is a great read. It describes how computers work from the bottom up, starting with how you can get electricity to do math. I've recommended it to people o…