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Secrets Of The Viking Sword (3913)
Tuesday, September 1 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Bigger Than T.Rex (4119)
Wednesday, September 2 | 9:00 p.m. - 10:00 p.m. [OPB TV]

Bigger Than T.Rex (4119)
Friday, September 4 | 2:00 a.m. - 3:00 a.m. [OPB TV]

Ben Franklin's Balloons (4117)
Tuesday, September 8 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Inside Animal Minds: Dogs & Super Senses (4109)
Tuesday, September 15 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Dawn Of Humanity (4209)
Wednesday, September 16 | 9:00 p.m. - 11:00 p.m. [OPB TV]

Dawn Of Humanity (4209)
Friday, September 18 | 2:00 a.m. - 4:00 a.m. [OPB TV]

Making Stuff Colder (4020)
Sunday, September 20 | 11:00 a.m. - 12:00 p.m. [OPB TV]

Making Stuff Faster (4018)
Sunday, September 20 | 1:00 p.m. - 2:00 p.m. [OPB PLUS]

Making Stuff Faster (4018)
Tuesday, September 22 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Arctic Ghost Ship (4216)
Wednesday, September 23 | 9:00 p.m. - 10:00 p.m. [OPB TV]

Arctic Ghost Ship (4216)
Friday, September 25 | 2:00 a.m. - 3:00 a.m. [OPB TV]

Recent

Vaccines - Calling The Shots (4114)
Friday, August 28 | 4:00 a.m. - 5:00 a.m. [OPB TV]

Vaccines - Calling The Shots (4114)
Wednesday, August 26 | 11:00 p.m. - 12:00 a.m. [OPB TV]

Nuclear Meltdown Disaster (4214)
Tuesday, August 25 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Inside Animal Minds: Dogs & Super Senses (4109)
Friday, August 21 | 2:00 a.m. - 3:00 a.m. [OPB TV]

Inside Animal Minds: Dogs & Super Senses (4109)
Wednesday, August 19 | 9:00 p.m. - 10:00 p.m. [OPB TV]

Sunken Ship Rescue (4202)
Tuesday, August 18 | 4:00 a.m. - 5:00 a.m. [OPB PLUS]

Sunken Ship Rescue (4202)
Sunday, August 16 | 1:00 p.m. - 2:00 p.m. [OPB PLUS]

Ben Franklin's Balloons (4117)
Sunday, August 16 | 11:00 a.m. - 12:00 p.m. [OPB TV]

All Episodes

Alien Planets Revealed (4101)
Animal Mummies (4219)
Arctic Ghost Ship (4216)
At The Edge Of Space (4023)
Australia's First 4 Billion Years: Awakening (4009)
Australia's First 4 Billion Years: Life Explodes (4010)
Australia's First 4 Billion Years: Monsters (4011)
Australia's First 4 Billion Years: Strange Creatur (4012)
Ben Franklin's Balloons (4117)
Big Bang Machine (4201)
Bigger Than T.Rex (4119)
Bombing Hitler's Dams (3902)
Building Pharaoh's Chariot (4005)
Building The Great Cathedrals (3711)
Building Wonders: Colosseum - Roman Death Trap (4206)
Building Wonders: Petra - Lost City Of Stone (4205)
Creatures Of Light (4215)
Cyberwar Threat (4217)
D-Day's Sunken Secrets (4113)
Dawn Of Humanity (4209)
Deadliest Earthquakes (3801)
Deadliest Tornadoes (3910)
Deadliest Volcanoes (3901)
Defeating The Hackers (4115)
Earth From Space (4006)
Emperor's Ghost Army (4120)
Escape From Nazi Alcatraz (4112)
Extreme Ice (3604)
Finding Life Beyond Earth - Are We Alone (3813)
Finding Life Beyond Earth - Moons And Beyond (3814)
First Air War (4118)
First Man On The Moon (4122)
Forensics On Trial (3912)
Ghosts Of Machu Picchu (3704)
Ghosts Of Murdered Kings (4103)
Great Cathedral Mystery (4105)
Ground Zero Supertower (4016)
Hagia Sophia - Istanbul's Ancient Mystery (4204)
Hubble's 25Th Anniversary (4208)
Inside Animal Minds: Bird Genius (4108)
Inside Animal Minds: Dogs & Super Senses (4109)
Inside Animal Minds: Who's The Smartest? (4110)
Killer Landslides (4121)
Lethal Seas (4211)
Making Stuff Colder (4020)
Making Stuff Faster (4018)
Making Stuff Safer (4021)
Making Stuff Wilder (4019)
Malaysian Airlines Crash (4116)
Manhunt - Boston Bombers (4014)
Megastorm Aftermath (4017)
Mind Over Money (3707)
Mystery Of A Masterpiece (3904)
Mystery Of Easter Island (3914)
Nazi Attack On America (4210)
Nova, #3812
Nuclear Meltdown Disaster (4214)
Oklahoma's Deadliest Tornadoes (4015)
Pluto Flyby (4213)
Rise Of The Drones (4003)
Secrets Of Noah's Ark (4212)
Secrets Of The Viking Sword (3913)
Sinkholes - Buried Alive (4203)
Sunken Ship Rescue (4202)
Surviving Ebloa (4123)
The Bible's Buried Secrets (3516)
The Fabric Of The Cosmos - Universe Or Multiverse? (3819)
The Great Math Mystery (4207)
The Incredible Journey Of The Butterflies (3601)
Ultimate Mars Challenge (3915)
Vaccines - Calling The Shots (4114)
Venom: Nature's Killer (3808)
Why Sharks Attack (4111)
Why Ships Sink (3911)
Zeppelin Terror Attack (4102)