Submissions from thoughtco.com

		Understanding Maslow's Theory of Self-Actualization (thoughtco.com)
		1 point by devy on June 18, 2018 \| past
		Air Pressure and How It Affects the Weather (thoughtco.com)
		2 points by cVwEq on May 13, 2018 \| past
		Russia's Population Set to Decline from 143M to 111M in 2050 (thoughtco.com)
		3 points by jseliger on March 5, 2018 \| past
		History of the Battery – Who Invented the Battery? (thoughtco.com)
		1 point by evo_9 on Dec 21, 2017 \| past
		20 Years of Adobe Photoshop (thoughtco.com)
		72 points by jasim on Nov 18, 2017 \| past \| 61 comments
		Edison and the Ghost Machine (thoughtco.com)
		39 points by beefman on Oct 18, 2017 \| past \| 4 comments
		Edison and the Ghost Machine (thoughtco.com)
		1 point by beefman on Sept 24, 2017 \| past
		The Day the Mona Lisa Was Stolen (thoughtco.com)
		2 points by Mz on Aug 16, 2017 \| past