Explore the Discovery Science TV guide with today’s and tonight’s full schedule, upcoming shows, episode listings, and program times. Science documentaries.
Discovery Science
Canada
Watch full-length episodes of How The Universe Works, Invent This!, Mega Marine Machines, How It's Made, Masters of Disaster, The Explosion Show, and so much more.
https://www.ctv.ca/discovery-science
Now: Thursday 4 June 2026 at 06:36:42 GMT-4 (Canada)