Discovery Channel HD

United States United States

Discovery Channel HD broadcasts nonfiction programming centered on science, technology, nature, and engineering. Its schedule in the United States includes documentary series covering subjects like space exploration, animal behavior, forensic investigations, and large-scale construction projects. The channel also airs survival-oriented content and historical programs that examine military technology or natural disasters. Many of its shows follow real-world experts—engineers, biologists, or mechanics—as they work on complex tasks or conduct field research. The high-definition feed provides clearer imagery for nature footage and detailed mechanical processes.

Viewers can access the channel through standard cable and satellite subscriptions across the country. Some episodes and full series are available on demand through participating TV providers or via the network’s own streaming platform, which requires a login from a pay-TV account. TV guide listings for Discovery Channel HD vary by region and provider, so the exact lineup of documentary blocks or marathon events changes depending on local scheduling agreements.

Schedule
Expedition X
00:00 - 01:00
Expedition X
Atomic Sharks
Series, Documentary, Adventure, Paranormal
Phil and Heather investigate disturbing reports of aggressive mutant sharks in Micronesia's Marshall Islands. Joined by an international team of scientists, they dive in dangerous waters to explore whether the region's terrifying atomic past is to blame.
Biggest Mako on Earth
01:00 - 02:00
Biggest Mako on Earth
Special, Documentary
A new report of a 15-foot mako shark off the coast of Mexico shatters conventional wisdom on how large these sharks can grow; a team of experts heads to the Pacific Ocean to track down this mega shark and find the biggest mako in the world.
Great White Highway
02:00 - 03:00
Great White Highway
Special, Documentary
After Canada's first great white attack, sightings spike across the coast and experts race to get answers before another incident rocks the country.
Thresher Shark: Stun to Kill
03:00 - 04:00
Thresher Shark: Stun to Kill
Special, Documentary, Science, Nature
Dr. Craig O'Connell and Aliah Banchik deploy state-of-the-art tech as they try to capture the thresher's tail whip on film in the Philippines.
Air Jaws: Red, White and Breach
04:00 - 05:00
Air Jaws: Red, White and Breach
Special, Documentary
Reports and video evidence of flying great whites off the California coast sparks a mission to capture the new phenomena on film and determine if Air Jaws has taken flight in America.
Belly of the Beast: Bigger and Bloodier
05:00 - 06:00
Belly of the Beast: Bigger and Bloodier
Special, Entertainment
Dr. Austin Gallagher and his fearless team deploy a 29-foot whale decoy to attract and study massive great whites in New Zealand; witnessing their feeding frenzy and uncovering dominant Queen Boss females ruling male dominated clans.
Great White Highway
06:00 - 07:00
Great White Highway
Special, Documentary
After Canada's first great white attack, sightings spike across the coast and experts race to get answers before another incident rocks the country.