OCW
The brilliance of bridges and roads that repair themselves
Your skin heals after a scratch. What if our roads, bridges and cities could self-repair after getting damaged, too? Scientist and engineer Mark Miodownik describes a new class of materials — animate matter — with the potential to sense damage, self-heal and even biodegrade when the job is done...
TED
Why are we demolishing homes during a housing crisis?
Every minute somewhere in Europe, a house is demolished — along with the memories and sense of community it holds, says architect Olaf Grawert. Exposing the human and environmental cost of demolition for profit, he highlights a bold alternative that could address the growing housing crisis. Learn ..
TED
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
How to build in space for life on Earth
Is space the “final frontier” — or the perfect place to revolutionize life on Earth? Space architect Ariel Ekblaw reveals how self-assembling structures could build orbiting real estate in space dedicated to solving humanity’s greatest dilemmas on Earth, leading to scientific and medical bre..
TED