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BROADCASTS
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15:39
Balancing Surveillance: Privacy and Security in the Digital Age
Is it possible to keep our personal information secure in the digital age?
12:08
Fossil Jaw Turns Back Clock on Human Evolution
A newly discovered fossil jaw pushes the date of Homo’s evolution back to 2.8 million years ago.
17:27
The Interstellar Tourist’s Guide to Exoplanets
Exoplanet hunter Sara Seager explains how biosignature gases could help identify life on exoplanets, and The Takeaway’s John Hockenberry takes Ira on a futuristic tour of exoplanet vacation destinations.
14:31
Avoid the Doctor—For Your Health
How much medical care is too much medical care?
9:03
Dawn Arrives at Ceres
Mission director and chief engineer Marc Rayman gives an update on the Dawn mission, scheduled to arrive in orbit around dwarf planet Ceres this week.
22:06
One Hundred Years of General Relativity
Albert Einstein published his theory of general relativity on December 2, 1915.
16:46
After Decades of Dietary Warnings, Eggs Make a Comeback
After decades of warnings, the advisory committee behind the U.S. government’s dietary guidelines drops its prohibition on cholesterol.
17:20
Future Crimes: The Next Generation of Security Threats
In “Future Crimes,” author Marc Goodman looks at how criminals are using emergent technology for their own benefit.
12:17
NASA and Integration During the Civil Rights Movement
As part of Black History Month, Science Friday looks at the role of African-American scientists at NASA during the Civil Rights era.
7:34
Dawn of the Cyborg Bacteria
In a basement laboratory at the University of Pennsylvania, two roboticists have harnessed the sensing, swimming, and swarming abilities of bacteria to power microscopic robots.