OCW


The inside story of Notre-Dame’s incredible reconstruction
In a moment that stunned the world in 2019, the famed Notre-Dame in Paris went up in flames, threatening the future of the centuries-old Gothic treasure. Philippe Villeneuve, the chief architect of the cathedral’s restoration, recounts the collective effort to bring the building back to life while..
TED
What happens when your dog uses the internet
Imagine this: you walk into a room, and your dog is on a video call with their fellow canine friends. Computer scientist Ilyena Hirskyj-Douglas thinks the notion of a social internet for animals is not far off. She explores what happens when animals control their own technology — from parrots maki..
TED
How to spot fake AI photos
How do you know if that shocking photo in your feed is real, or just another AI fake? Digital forensics expert Hany Farid explains how he helps journalists, courts and governments find structural errors in AI-generated images, offering four practical tips everyday individuals can use when facing the..
TED
Why climate action is unstoppable — and "climate realism" is a myth
In this urgent and hard-hitting talk, Nobel Laureate Al Gore thoroughly dismantles the fossil fuel industry’s narrative of
TED
I'll probably lose my job to AI. Here's why that's OK
Artificial intelligence could cost many of us our careers — but that doesn’t mean we should stop its development, says journalist Megan J. McArdle. As she watches AI encroach on her own craft, she shares a fresh take on the 19th-century Luddites, who tried to destroy machines that would upend th..
TED
How close can we actually get to the Sun?
In 2021, the Parker Solar Probe achieved its mission to touch the Sun, skimming through its outermost atmosphere. Since then, it’s carved closer and closer paths, but probing deeper into the corona— without melting, exploding, or falling into the Sun— is a monumental engineering challenge. Is ..
TED