Scientists have already accomplished a LOT in the 21st century! For this list, we're looking at the most groundbreaking scientific discoveries, inventions, and breakthroughs in the first two decades of the 21st century. Our countdown includes the human genome project, graphene, artificial intelligence, the discovery of a new dwarf planet, reusable rockets, and more! read more...
Top 20 Biggest Scientific Discoveries of the Century So Far
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VOICE OVER: Rebecca Brayton
WRITTEN BY: Michael Wynands
