When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...
Ibram X. Kendi is a professor of history, director of the Antiracist Research & Policy Center at American University, and author of How to Be an Antiracist. To fix the original sin of racism, ...
Famously, the save icon on most computer user interfaces references a fairly obsolete piece of technology: the venerable ...
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