I hold an Amateur Extra class amateur radio (ham) license. My callsign is N2YGN . I am a member of the Columbia University Amateur Radio Club (W2AEE) and the ...
Click here for full listing of the Columbia Aging Center "AI + Healthy Longevity" Seminar Series Our current series is dedicated to "AI + Healthy Longevity." The rise of artificial intelligence is set ...
Visit our Data & Figures, Earth Institute and CSAS.org Websites. Sign up for my occasional Communications here. Recent Communications November 21, 2025: Warning! This “Colorful Chart” is Censored by ...
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