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
Secrets in the Sand
Drowned Stone Age Fisherman
Series, Travel
Scan the skeleton of a drowned Stone Age fisherman in Chile and rediscover a vanished golden age in Egypt's lost city of Aten; ancient Chinese mummies reignite a cultural debate; discover a massive biblical-era moat in Jerusalem.
01:00 - 02:00
Secrets in the Sand
Series, Travel
Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.
02:00 - 03:00
Secrets in the Sand
The Atacama "Alien" Skeleton
Series, Travel, Documentary, American history, Ancient history, History, World history
Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.
03:00 - 04:00
Secrets in the Sand
Series, Travel
Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.
04:00 - 05:00
Secrets in the Sand
Screaming Mummy and Chaco Canyon Highway
Series, Travel, Documentary, American history, Ancient history, History, World history
Ponder the fate of a mummy buried with an anguished look on its face; learn the secret to Sumerian power in a buried Iraqi palace; visit a lost oasis that may rewrite Arabian history; travel New Mexican roads that align with the heavens.
05:00 - 06:00
Secrets in the Sand
King Thutmose II Tomb & Secret Saudi Gates
Series, Travel, Documentary, American history, Ancient history, History, World history
Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs; dust off stone hunting structures in Saudi Arabia; visit a 1,200-year-old mosque buried in the Negev Desert and inspect a 30-million-year-old predator skull.
06:00 - 07:00
Secrets in the Sand
Series, Travel
Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.
07:00 - 08:00
Secrets in the Sand
Screaming Mummy and Chaco Canyon Highway
Series, Travel, Documentary, American history, Ancient history, History, World history
Ponder the fate of a mummy buried with an anguished look on its face; learn the secret to Sumerian power in a buried Iraqi palace; visit a lost oasis that may rewrite Arabian history; travel New Mexican roads that align with the heavens.
08:00 - 09:00
Secrets in the Sand
King Thutmose II Tomb & Secret Saudi Gates
Series, Travel, Documentary, American history, Ancient history, History, World history
Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs; dust off stone hunting structures in Saudi Arabia; visit a 1,200-year-old mosque buried in the Negev Desert and inspect a 30-million-year-old predator skull.
09:00 - 10:00
Secrets in the Sand
The Atacama "Alien" Skeleton
Series, Travel, Documentary, American history, Ancient history, History, World history
Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.
10:00 - 11:00
Secrets in the Ice
Mystery of Mummy Cabin
Series, Documentary, Travel, Mystery
Archaeologists discover an unusual man-made rock formation in the remote Altai Mountains of Russia, and conducting a further excavation, they unearth an ancient log cabin and the mummified remains of two bodies buried deep in the frozen permafrost.
11:00 - 12:00
Secrets in the Sand
Forgotten Mongol Soldiers and an Ancient Iraqi Tavern
Series, Documentary, Nature
Inspect a Mongolian mass grave and learn the fate of a platoon of soldiers, then investigate a 5,000-year-old tavern in Iraq; examine an Egyptian scarab that's far from home and ancient tools that show where desert migration routes once lay.
12:00 - 13:00
BattleBots
The Rematch
Series, Competition Reality
Minotaur continues its quest for the BattleBots title in an epic fight with Blacksmith, a rematch two years in the making.
13:00 - 14:00
NASA's Unexplained Files
A President's Close Encounter
Series, Documentary, Science, Paranormal
The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.
14:00 - 15:00
NASA's Unexplained Files
Aliens vs. Stalin at Area 51
Series, Documentary, Science, Paranormal
When a former Area 51 insider alleges that the Roswell UFO incident was a nefarious Soviet conspiracy masterminded by Stalin, experts investigate if it was indeed an enemy plot against America -- or if the confession is just another cover-up.
15:00 - 16:00
How the Universe Works
How to Build a Planet
Series, Science, Documentary
Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.
16:00 - 17:00
How the Universe Works
Edge of the Universe
Series, Science, Documentary
We don't yet know where the edge of the universe is or what happens there; but thanks to cutting-edge technology and new discoveries, experts might finally reveal the secrets of the phenomena.
17:00 - 18:00
Building Giants
Series, Documentary, Science
Engineers are breaking records as they build Beijing's tallest skyscraper, a 1,500-foot-tall behemoth designed to withstand one of the world's most dangerous earthquake zones.
18:00 - 19:00
Building Giants
Super Skyscraper NYC
Series, Documentary, Science
Engineers build a cutting-edge skyscraper in a busy area of New York City; this impossibly tall and thin tower must be built with a strange diagonal framework, posing unique challenges for some of the world's best builders.
19:00 - 20:00
Building Giants
Mega Mountain Tunnel
Series, Documentary, Science
Engineers use cutting-edge technology and the latest construction methods to build the world's longest underground railroad.
20:00 - 21:00
Building Giants
World's Tallest Church
Series, Documentary, Science
In Barcelona, Spain, the Sagrada Família has taken more than 140 years to build; today, engineers are nearing completion of the world's tallest church, designed by maverick architect Antoni Gaudí.
21:00 - 22:00
Building Giants
Rise of the Mega Stadium
Series, Documentary, Science
The most cutting-edge venue in the world, Atlanta's Mercedes-Benz Stadium, hosts the greatest athletes in the world, and engineers show how this state-of-the-art arena was designed and constructed.
22:00 - 23:00
Building Giants
The Storm Wall of Venice
Series, Documentary, Science
Venice faces the threat of flooding if there is a powerful storm in the Adriatic; construction begins on a gigantic storm wall to save the city, but the project goes beyond protection and attempts to repair the damage that has already been done.
23:00 - 00:00
Building Giants
Super Airport
Series, Documentary, Science
In Germany, engineers battle groundwater, tight spaces and complex logistics to build Frankfurt Airport's Terminal Three, a mega hub designed to handle 19 million passengers a year.