How to decarbonize the grid and electrify eve...

Technology has been promising to revolutionize education for a long time. Online learning, smartphones, and even asynchronous classes during COVID seemed for a while like they might finally transform what learning can look like, but all we really learned was that changing educati ...  Show more

As AI reshapes work, school and love, what part of being human can't a machine take over? In a wide-ranging conversation, psychotherapist Esther Perel and TED's vision steward Sal Khan provide their unique takes on the answer. From personalized learning and AI companions to "emot ...  Show more

"How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it?" asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator Ryan Panchadsaram lay out six big object ...  Show more

“Go for the megatons.” That’s John Doerr’s recommendation for how we need to combat the existential threat of climate change. Doerr, a venture capitalist and author of the new book Speed and Scale, joins host Bob Safian to discuss our decarbonization efforts, what he calls “the g ...  Show more

Hello! Ed's just come back from COP27 where he was roving with his mic. He spoke to some experts on how we shift to zero carbon power and break our dependency on fossil fuels. We talk to Kingsmill Bond about why the transition to renewables makes economic sense. Tzeporah Berman t ...  Show more

Experts say we need to be 40 per cent more energy efficient to meet our climate goals. Is that doable? And might it save us money too?It's a solution that's been called the main route to net zero: energy efficiency - or using less energy to get the same or better results. But the ...  Show more