Two television programs of interest will be broadcast on American television this coming Tuesday night.

There will be a segment about space elevators with Neil deGrasse Tyson on Nova - http://www.pbs.org/wgbh/nova/sciencenow/ - on PBS at 8:00 p.m. EST. The History Channel will air Galileo & the Sinful Spyglass on Man, Moment, Machine - http://www.history.com/shows.do?acti...isodeId=205648 - at 10:00 p.m. EST.

Dave Mitsky