Science Channel HD
美国
Science Channel HD播出以工程、自然科學、太空探索與科技為核心的非虛構節目。其節目表包含紀錄片系列，探討事物如何建造、科學原理如何應用於日常生活，以及研究人員如何在物理與生物等領域進行實驗。該頻道也播出關於歷史發明、現代製造流程，以及工程師與技術人員工作的內容。部分節目聚焦於極端天氣、地質事件，或車輛與機械的運作原理。該頻道的節目編排傾向於以事實為基礎的觀察式敘事，而非戲劇化的重演。透過有線電視與衛星服務，全美均可收看。
除了線性播送外，許多單集與完整系列也可透過隨選視訊服務及串流平台取得，這些平台均提供該頻道的內容。《Science Channel HD》的電視節目表因供應商與地區而異，因此個別節目的具體播出時間取決於當地時程。該頻道不播出電影、音樂錄影帶、新聞、體育或宗教節目；其重點始終維持在與科學及技術相關的紀錄片與教育素材上。
节目表
00:00 - 01:00
How the Universe Works
Voyager's Ultimate Mission
Series, Science, Documentary
As the two Voyager spacecraft reach interstellar space, experts explore their astonishing discoveries and how their extended operation has transformed into the ultimate mission.
01:00 - 02:00
How the Universe Works
Hunt for the Universe's Origin
Series, Science, Documentary
Determining the age of the universe continues to be an elusive endeavor for scientists as their results are conflicting, and without a definitive answer, everything that's known about the cosmos could be completely wrong.
02:00 - 03:00
Artemis 1: Going Back to the Moon
Special, Documentary, Technology
Following the inside story of NASA engineers as they race to build and launch the rocket, Artemis I, as it prepares for missions that will transport humans to the moon, then launch a journey to Mars and beyond.
03:00 - 05:00
Artemis II: To the Moon and Back
Special, Science
NASA sends Americans back to the Moon for the first time in over 50 years -- farther than any humans have traveled, and in a new spacecraft. From mission prep to splashdown on Earth, join the Artemis II crew on this historic 10-day voyage of exploration.
05:00 - 06:00
Space Race: Mysteries at the Museum
Special, Travel, Documentary
Don explores the race to the moon between the U.S. and the Soviet Union; he straps into a human centrifuge, meets an astronaut who actually went there and learns just how close America came to losing.
06:00 - 08:00
Artemis II: To the Moon and Back
Special, Science
NASA sends Americans back to the Moon for the first time in over 50 years -- farther than any humans have traveled, and in a new spacecraft. From mission prep to splashdown on Earth, join the Artemis II crew on this historic 10-day voyage of exploration.