04:18
Cosmic and x rays, these mysterious and highly powerful particles from deep space are being investigated to finally discover where they come from.
04:47
LISA pathfinder, has led the way for a space based gravity wave detector, what are gravity waves and why are they so hard to detect?
05:16
NASA may have just gotten one step closer to answering the question: are we alone? The Spitzer Telescope has made a groundbreaking discovery of exoplanets like our own.
05:33
A team of scientists embarks on a quest to explore the mesopelagic zone or ocean twilight zone which sits beneath the surface layer of the ocean and stretches around the world. This mysterious region just might hold the key to climate change and the planet's future.
06:00
100 years of celebration in 100 minutes
07:59
Chris and Casey Keefer check out video entries to pick a lucky pair to come with them to Alaska. The hunters meet each other at the airport for the first time. Casey and Kaid get Dropped off, while Chris and the rest face delays at the hangar.
08:22
The weather in Alaska eases up just enough for Chris and Kaid to make it to their destination and catch some food. Meanwhile, Casey and R.L. have already set up camp, gearing up for moose season. The brothers need to get used to the idea of being dropped off separately for the first time.
08:48
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.
09:14
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.
09:41
Tim demands a lot of everyone around him, especially during a cave rescue, which he describes as the worst kind of rescue.
10:07
Nick and Laura subject themselves to intense survival training with the Survival Training School of California deep in the mountains.
10:33
Tom and Kia explore a mysterious mine in Colorado.
10:57
Tom and Kia prospect for gold in the heart of the city.
11:24
This show offers a captivating look into the extraordinary life of one of the 20th century's most fascinating women, seen through an American lens. It features clips from the auction where her dresses were sold.
12:20
100 years of celebration in 100 minutes
14:25
Chris and Casey Keefer check out video entries to pick a lucky pair to come with them to Alaska. The hunters meet each other at the airport for the first time. Casey and Kaid get Dropped off, while Chris and the rest face delays at the hangar.
14:47
The weather in Alaska eases up just enough for Chris and Kaid to make it to their destination and catch some food. Meanwhile, Casey and R.L. have already set up camp, gearing up for moose season. The brothers need to get used to the idea of being dropped off separately for the first time.
15:13
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.
15:40
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.
16:07
Tim demands a lot of everyone around him, especially during a cave rescue, which he describes as the worst kind of rescue.
16:34
Nick and Laura subject themselves to intense survival training with the Survival Training School of California deep in the mountains.
16:58
Tom and Kia explore a mysterious mine in Colorado.
17:25
Tom and Kia prospect for gold in the heart of the city.
17:52
This show offers a captivating look into the extraordinary life of one of the 20th century's most fascinating women, seen through an American lens. It features clips from the auction where her dresses were sold.
18:54
100 years of celebration in 100 minutes
21:02
Stuart ventures into the eerie, abandoned hospital that is said to be the home of many phantoms. Soon Stuart feels as though he is being followed.
21:42
The abandoned psychiatric ward and its long corridors is said to house many a dead soul and whatever lurks in the darkness soon makes itself known.
22:33
Chris and Casey Keefer check out video entries to pick a lucky pair to come with them to Alaska. The hunters meet each other at the airport for the first time. Casey and Kaid get Dropped off, while Chris and the rest face delays at the hangar.
22:55
The weather in Alaska eases up just enough for Chris and Kaid to make it to their destination and catch some food. Meanwhile, Casey and R.L. have already set up camp, gearing up for moose season. The brothers need to get used to the idea of being dropped off separately for the first time.
23:22
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.
23:49
There's no shining for wildlife on public ground during the month of November in Michigan. To combat that, an aerial patrol at night is utilized.