In a new TED-Ed series designed to catalyze curiosity, TED Curator Chris Anderson shares his obsession with questions that no one (yet) knows the answers to. This introduction leads into two questions as follow-up films: Why can't we see evidence of alien life? on.ted.com/AlienLife and How many universes are there? on.ted.com/HowMany ... Find more TED-Ed videos on our new YouTube channel: youtube.com/TEDEd.
These Plants Could Mine Valuable Metals From the Soil With Their Roots
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The renewable energy transition will require a huge amount of materials,
and there are fears we may soon face shortages of some critical metals. US
governm...
14 hours ago