[fetchChannelEpgs|]SELECT * FROM channels_epg e WHERE e.channel_vendor_id IN (21735) and e.start>=:date1 and e.start<:date2 - 8 ms [fetchChannelEpgs|execute]{":date1":"2026-10-03 05:00:00",":date2":"2026-10-05 09:00:00"} - 8-8 ms C-SPAN2 | America 250
Saturday, 13:30
America 250
American Scientific Innovation After 250 Years
For America's 250th anniversary, the National Academy of Sciences gathers leaders in research and technology to discuss the history of American innovation and what the next 250 years might bring.
