A bit cutesy, but a pretty interesting episode this week - alternative fuels and sources of energy; alternatives to petroleum in plastics and rubber.
http://www.pbs.org/wgbh/nova/tech/making-stuff.html
If you're interested in catching last week's in re-run, it was about circuit miniaturization/nano tech.
http://www.pbs.org/wgbh/nova/tech/making-stuff.html
If you're interested in catching last week's in re-run, it was about circuit miniaturization/nano tech.