24:53
Meet Vermeer, the Engineer
A new documentary, “Tim’s Vermeer,” shows that the Dutch master painter was a tinkerer, too.
19:12
Can Gaming Make Us More Social?
NYU’s Katherine Isbister imagines a future where technology connects us to other people, not avatars.
6:32
Crafting the ‘Fastest Ice on Earth’
Marc Norman obsessively monitors the ice at the Utah Olympic Oval to create the perfect skating surface.
34:21
Could There Be a Crisis in Physics?
Physicist Lawrence Krauss and Nobel Laureates Frank Wilczek and Brian Schmidt discuss current cosmic challenges.
16:53
Alan Alda’s Challenge to Scientists: Define Color
Alda’s ‘Flame Challenge’ asks scientists to explain color—with children as the judges.
See the World Through Color-Filtering Lenses
Explore color by creating color-filtering glasses using paper and tinted cellophane.
10 Questions for Jill Tarter, Astronomer
The long-time SETI astronomer discusses the search for extraterrestrial intelligence and helping inspire a Carl Sagan novel.
22:30
Is Coding the Language of the Digital Age?
The Bureau of Labor Statistics estimates that programming jobs will grow by 12 percent from 2010 to 2020.
30:01
A ‘Personal’ Computer Turns 30
On January 24, 1984, Steve Jobs unveiled the Macintosh computer to the world.
17:04
James Dyson: ‘Failures Are Interesting’
Inventor James Dyson built 5,127 prototypes before completing his first bagless vacuum.