OCW
How do Maglev trains work?
To coincide with the 1964 Tokyo Olympics, Japan launched a groundbreaking bullet train that inspired countries around the world to invest in high-speed rail. Today, high-speed trains regularly travel at over 300 km/h, on par with the take-off speed of a commercial airplane. But can it ever be faster..
TED
How satellites and AI can protect the planet
Space technologist Robbie Schingler cofounded a satellite company that images the whole planet every day, making visible changes on Earth. He shows how pairing that data with AI creates a
TED
The infodemic — and the scientists fighting against it
Epidemiologist and science communicator Jessica Malaty Rivera believes we're navigating a serious outbreak: health misinformation. She explores why the public's trust in science is wavering — and the importance of winning it back. In this conversation with TED’s Whitney Pennington Rodg..
TED
The infodemic — and the scientists fighting against it
Epidemiologist and science communicator Jessica Malaty Rivera believes we're navigating a serious outbreak: health misinformation. She explores why the public's trust in science is wavering — and the importance of winning it back. In this conversation with TED’s Whitney Pennington Rodg..
TED
A cosmologist's guide to the end of the universe
How does studying the end of time change your perspective of life on Earth? Cosmologist and TED Fellow Katie Mack joins designer and podcaster Debbie Millman to talk about the story of the cosmos — from the Big Bang's ancient light still glowing across the universe to the five ways it might a..
TED
How I built a machine that feeds millions
If you ate bread this week (or cooked with salt and oil), you probably benefited from something millions miss out on: food fortification. Social entrepreneur Felix Brooks-church is on a mission to solve
TED
