Science Channel HD

Science Channel HD airs nonfiction programming centered on engineering, natural sciences, space exploration, and technology. Its schedule includes documentary series that examine how things are built, how scientific principles apply to everyday life, and how researchers conduct experiments in fields like physics and biology. The channel also features content on historical inventions, modern manufacturing processes, and the work of engineers and technicians. Some programs focus on extreme weather, geological events, or the mechanics behind vehicles and machinery. The channel’s lineup tends toward factual, observation-based storytelling rather than dramatized reenactments. It is available across the United States through cable and satellite providers.

In addition to its linear broadcast, many episodes and full series can be accessed through on-demand services and streaming platforms that carry the channel’s content. TV guide listings for Science Channel HD vary by provider and region, so specific air times for individual programs depend on the local schedule. The channel does not carry movies, music videos, news, sports, or religious programming; its focus remains on documentary and educational material related to science and technology.

TV Guide
Secrets of the Underground
04:00 - 05:00
Secrets of the Underground
Series, Science
Mystery of the Ice Cave
A strange cave freezes in the summer and melts in the winter; a massive sand dune swallows a small child in an instant.
Secrets of the Underground
05:00 - 06:00
Secrets of the Underground
Series, Science
Legend of the Nazi Gold
A legendary train filled with stolen Nazi gold is said to be hidden in Poland; using cutting-edge technology, Rob Nelson and Stefan Burns explore deep underneath the earth's surface and in abandoned Nazi tunnels in search of the infamous legend.
Secrets of the Underground
06:00 - 07:00
Secrets of the Underground
Series, Science
Doomsday Volcano Mystery
A massive supervolcano beneath Naples, Italy, may be on the verge of erupting again, which could have apocalyptic consequences across the planet; Rob Nelson and Stefan Burns use cutting-edge technology to investigate this disturbing new evidence.
Secrets of the Underground
07:00 - 08:00
Secrets of the Underground
Series, Science
Mystery of the Ice Cave
A strange cave freezes in the summer and melts in the winter; a massive sand dune swallows a small child in an instant.