34:56
A Farewell To Cassini, Our Friend At Saturn
In 13 years, the orbiter showed us lakes on Titan, geysers on Enceladus, and a new understanding of all things Saturn.
Postcards From Cassini
After nearly 20 years in space, Cassini’s time is almost up. Here’s a look at what the spacecraft has shown us.
12:18
Bad Plumbing? There Goes The Empire
Researchers say lead pipes of ancient Rome tell the story of the city’s rise and fall.
16:19
Peeking Under The Skin Of Aging Aircraft
A lab disassembles aging aircraft piece by piece to look for signs of cracks, corrosion, and metal fatigue.
In the Jungles Of Puerto Rico, Jill Tarter Looks To The Sky
SETI astronomer Jill Tarter has spent her life searching for E.T., “simply because we’re curious.” She says that’s a milestone for humanity.
Building A Flood-Proof Skyscraper Resilient To Climate Change
After the flooding damage from Superstorm Sandy, New York developers are designing buildings with big storms in mind.
2017 Science Friday Educator Collaborative
The 2017 cohort are redesigning boots, fossilizing chicken bones, and more for the classroom.
5:17
On The Mississippi, A Battle Of The Levees
A plan to address Mississippi River flooding rests on those who disagree on control measures.
All Spun Up: A Look At Properties Of Rotation
Why do hardboiled eggs spin better than raw ones? How can you engineer faster race car wheels? The key is understanding rotational inertia.
How Cities Are Preparing For More Extreme Weather
Tropical Storm Harvey may have taken Houston by surprise, but places around the world are getting ready for more extreme weather due to climate change.