How wireless energy from space could power ev...

Did you know every time you fill up your gas tank, you’re paying two prices? In this episode, Sherrell shares two talks about what Big Oil has built, what it buried, and what this discovery means for our future. Talks featuredHow to power the world 24/7 — without oil | Cindy Taff ...  Show more

Will progress in artificial intelligence continue to accelerate, or have we already hit a plateau? Computer scientist Jennifer Golbeck interrogates some of the most high-profile claims about the promises and pitfalls of AI, cutting through the hype to clarify what's worth getting ...  Show more

Modern life runs on wireless technology. What if the energy powering our devices could also be transmitted without wires? Electrical engineer Ali Hajimiri explains the principles behind wireless energy transfer and shares his far-out vision for launching flexible solar panels int ...  Show more

A major problem in laying internet cables in Nigeria is the phenomenal cost of right of way charges – these are local state imposed fees to broadband providers. Ekiti, one of Nigeria’s smallest states, has cut its right of way charges by 96%. It will now cost $374 to lay a kilome ...  Show more

Caltech research scientist Austin Fikes talks about capturing solar energy in space with a satellite that would relay the power to Earth.

Not so long ago, all batteries were single use. And solar power was an emerging and expensive technology. Now, thanks to rechargeable batteries, we have mobile phones, laptops, electronic toys, cordless power tools and other portable electronic devices. And solar power is reducin ...  Show more