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In this segment:

Randy Bresnik, NASA astronaut
Jared Daum, NASA Johnson, Orion Parachute Hardware Team
Mark Kirasich, NASA Orion Program Manager
Jim McMichael, NASA Johnson, Space Crew Parachute Testing

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Annette Bening to receive Career Achievement Honor at the '19th Annual Movies for Grownups Awards'

Visit the last unexplored places on Earth in 'Expedition with Steve Backshall'

There are still parts of our planet yet to be discovered. Explorer and naturalist Steve Backshall pursues incredible journeys and world firsts — unclimbed peaks, unexplored cave systems and uncharted landscapes — setting foot where no human has been before. "Expedition with Steve Backshall" comes to Arizona PBS Wednesdays at 9 p.m. starting Jan. 15. 

Investigate one of the greatest moral dilemmas of the 21st century

In April 1944, Jewish prisoners Rudolf Vrba and Alfred Wetzler miraculously escaped from the Auschwitz concentration camp and fled through Nazi-occupied Poland to find refuge in Žilina, Slovakia, where they connected with the Jewish Underground. Once safe, they recounted what they left behind. Their harrowing testimony revealed the true horror of the Holocaust to the outside world, describing in forensic detail the gas chambers and the full extent of the Nazi extermination program.