What’s the best science TV show of all time?

This one’s easy: Dont’ Ask Me, 1970s BBC show starring Magnus Pyke,
David Bellamy
and Miriam Stoppard (and occasionally some other people). Absolutely the best of all time!
Update: Thanks to Brandon, you can see a short clip:

That is actually one of the weakest and tamest I remember. You should have seen where Magnus explains coriolis force, or quicksand!