1680 views, 2814 days ago
Backyard aquaponics: DIY system to farm fish with vegetables
6597 views, 2166 days ago
William Massey, who was a researcher at Bell Laboratories for 20 years, explains how the three decades of the 1970s, 1980s and 1990s at Bell Labs were to black scientists what the Harlem Renaissanc...
901 views, 1002 days ago
The Patriarchal Egotistical Nine Ether Male Syndrome