He wants to send a fleet of probes smaller than a postage stamp to a star that’s more than 4 light years away. And they should send back pictures. They will be accelerated to 20% of the speed of light by a laser. How far along is this project? What was the role that Pete Worden played during the Cold War in the Strategic Defense Initiative, better known as the Star Wars program? And why, in his time as the head of NASA Ames, did he come to work dressed as a goat herder?

https://www.ceskatelevize.cz/porady/10441294653-hyde-park-civilizace/219411058091207/