Top 20 Country Carbon Dioxide (CO2) Emission History (1960-2017)

Published 14 days ago in Documentary. Submitted by sux2bu

This video shows the Top 20 countries by the total annual carbon dioxide emission (CO2 emission) from 1960 to 2017. United States contributed to almost 1/3 of the entire world's CO2 emissions in the 1960s but China and India started catching up in the early 2000.

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What Can $10 Get You in AFGHANISTAN?

Published 14 days ago in Documentary. Submitted by sux2bu

Today in Mazar-I-Sharif, Afghanistan -- I bought 9 things for less than $10 USD! A turban, kebabs, shisha, rickshaw ride... and can you guess what else?!
Much like its neighboring countries of Iran and Pakistan, daily life expenses in Afghanistan are VERY CHEAP when compared to Western standards.
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Inside China's High-Tech Dystopia

Published 14 days ago in Technology. Submitted by sux2bu

In part three of Hello World Shenzhen, Bloomberg Businessweek’s Ashlee Vance heads out into a city where you can't use cash or credit cards, only your smartphone, where AI facial-recognition software instantly spots and tickets jaywalkers, and where at least one factory ba…
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How Blue LEDs Changed the World

Published 15 days ago in Technology. Submitted by sux2bu

Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest potential impact on energy savings globally. But LEDs didn't have much use until the '90s, when Japanese scientists discovered the missing link needed to complete th…
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Is Spider Silk Stronger Than Steel? | MythBusters Jr.

Published 15 days ago in Science. Submitted by sux2bu

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