Tuesday, December 23rd TV listings for Science HD
How the Universe Works A Robot's Guide to Mars
Mars is infested with robots, orbiting the planet and roaming the Martian surface on a mission to uncover its secrets; now, Perseverance joins this dedicated group of machines to uncover if there is, or was ever, life on the Red Planet.
How the Universe Works Hunt for Dark Matter
Dark Matter is thought to be the cosmic glue that holds the universe together, yet the search for it continues to eluded scientists today.
Strange Evidence India's Fireball Mountain
A villager captures a moment of horror as a mysterious series of explosions lights up a mountainside in India; experts investigate a possible link to lost plutonium during a Cold War spy mission that went disastrously wrong.
Strange Evidence Nazi Arctic Lights
Cameras capture falling objects that explode into a colorful chain reaction over the skies of Andoya Island in Norway; experts investigate a secret WWII Nazi complex linked to a weapons technology that may have been discovered by the Russians.
Strange Evidence Black Sea Breaker
Cameras onboard a massive cargo ship in the Black Sea capture the vessel buckling and breaking in half as if seized by a mysterious force; experts investigate a bizarre area of perilous waters linked to a history of Bermuda Triangle-like sinkings.
Strange Evidence Fire Waves of Indonesia
A vacationing family films waves of fire breaking along the shores of an Indonesian island; experts investigate a possible connection to a classified WWII beach-burning weapon developed by the British to incinerate invading armies.
Strange Evidence UFO Over Missouri
A cube spins through the skies over Missouri, raising questions about its propulsion system.
UFOs: The Lost Evidence Native Americans and Star People
Native American myths are steeped in the otherworldly, but new evidence and modern-day UFO sightings have experts rethinking these legends and depictions.
UFOs: The Lost Evidence UFOs and the Presidents: FDR to JFK
Investigators reveal the secret history of U.S. presidents and UFOs, from President Franklin D. Roosevelt's knowledge about a UFO battle over Los Angeles to President John F. Kennedy's alleged plan to share extraterrestrial secrets with the Russians.
UFOs: The Lost Evidence Police UFO Files
Using archival audio recordings, official transcripts and incident reports, UFO researchers investigate what really happened during encounters between law enforcement personnel and UFOs.
UFOs: The Lost Evidence UFOs and Temples of Gold
UFO experts investigate whether the value, reverence and desire for gold is the result of extraterrestrial landings in the ancient past.
UFOs: The Lost Evidence UFO Tech
An exploration into whether breakthroughs such as high-energy lasers, antigravity technology and super-advanced aircraft are the result of human efforts alone or contact with UFOs.
UFOs: The Lost Evidence American UFO Coverups
UFO sightings have been caught on film across the United States, yet the government continues to deny the existence of extraterrestrials; recent news of the Pentagon's secret UFO program may reveal evidence of what the military has known for decades.
UFOs: The Lost Evidence UFO Abduction
Although alien abduction claims are often dismissed as hoaxes or delusions, there are landmark cases that scholars struggle to refute; Calvin Parker retells his harrowing experience of being abducted near the Pascagoula River in Mississippi.
UFOs: The Lost Evidence Extraterrestrials and Sacred Sites
Evidence suggests contact with interstellar travelers in the distant past may have influenced humankind and many of its sacred sites.
UFOs: The Lost Evidence American UFO Coverups
UFO sightings have been caught on film across the United States, yet the government continues to deny the existence of extraterrestrials; recent news of the Pentagon's secret UFO program may reveal evidence of what the military has known for decades.
UFOs: The Lost Evidence UFO Abduction
Although alien abduction claims are often dismissed as hoaxes or delusions, there are landmark cases that scholars struggle to refute; Calvin Parker retells his harrowing experience of being abducted near the Pascagoula River in Mississippi.
UFOs: The Lost Evidence Extraterrestrials and Sacred Sites
Evidence suggests contact with interstellar travelers in the distant past may have influenced humankind and many of its sacred sites.
UFOs: The Lost Evidence UFO Tech
An exploration into whether breakthroughs such as high-energy lasers, antigravity technology and super-advanced aircraft are the result of human efforts alone or contact with UFOs.
UFOs: The Lost Evidence Native Americans and Star People
Native American myths are steeped in the otherworldly, but new evidence and modern-day UFO sightings have experts rethinking these legends and depictions.
UFOs: The Lost Evidence UFOs and the Presidents: FDR to JFK
Investigators reveal the secret history of U.S. presidents and UFOs, from President Franklin D. Roosevelt's knowledge about a UFO battle over Los Angeles to President John F. Kennedy's alleged plan to share extraterrestrial secrets with the Russians.
Killers of the Cosmos Killer Rocks
Earth is hit by 100 tons of rock from space every day; most burn up in the atmosphere, but a single rock wiped out the dinosaurs.
Killers of the Cosmos Cosmic Scrap
More than 100 million pieces of small space debris are floating around the Earth; a collision between two of these objects in low Earth orbit could be catastrophic.
Killers of the Cosmos Death Ray
When a massive star dies, it can direct a blast of radiation that could obliterate all life.