Larry Ellison Becomes World's 2nd Richest Person

Move over Jeff Bezos Oracle co founder, Larry Ellison is now the world's second richest person with a net worth of more than $205 billion.
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Can NYC Finally Cool Its Subway?
Why is the NYC subway platform so hot? One rider built his own sensor network to find out. We explore the geothermal fix the MTA is piloting right now.
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