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The more we learn, the more it pushes the boundaries of what we don't know. Marcelo Gleiser, professor of physics and astronomy at Dartmouth, describes this problem by using the metaphor of an island. Knowledge is an island. As this island grows, Gleiser says, the border of what we do not know also grows. So the history of knowledge will always be incomplete.
– Big Think
January 19, 2013
Here is one of the great existential problems that caused a lot of 20th century angst: the more we learn about the universe, the more we realize how insignificant we are. Here is 21st century science's answer to that: Humans are very sophisticated conglomerates of materials. We are very special indeed. Dartmouth professor Marcelo Gleiser walks us through some of the key milestones in our understanding of the universe.
– Big Think
November 21, 2012
