Nvidia's Next Big Rival Just Hit A $5 Billion Valuation

AI chip startup Etched is making serious waves, announcing it has reached a $5 billion valuation after booking more than $1 billion in contracts.
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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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