How wireless energy from space could power ev...

From its life-sustaining energy to its explosive geomagnetic storms, the Sun has many mysteries, says astrophysicist Nour E. Rawafi. He sheds light on NASA's latest endeavor to better understand our fiery neighbor and its impact on the future of society: sending the cutting-edge ...  Show more

Algorithms and AI don’t show us reality, but that doesn’t stop people from treating ChatGPT and online bots as our personalized therapists, travel planners, and editors. In this episode, Sherrell is sharing two talks on how AI is changing the way we’re influenced. From shaping ou ...  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