Trying to Answer the Strangest Space Questions

Editor's Take
Framed around the questions that still resist answers, this BBC Earth survey asks how life began, whether Mars could sustain us, and whether anyone else is out there. It draws on recent work in physics and astronomy to explore rather than settle each puzzle. The tone is speculative but disciplined, keeping wonder tethered to what is actually known. A thought-provoking tour for viewers who like open problems.
This BBC Earth Science film tackles some of the universe's strangest and most profound questions: how did life begin, could humans survive on Mars, and is there anyone else out there. Drawing on the latest discoveries in physics and astronomy, it explores the mysteries that still puzzle scientists. The result is a thought-provoking tour of the cosmos and our place in it. Curious and captivating, it invites you to wonder. Free to stream in 4K on Dr Documentary.
Courtesy of BBC Earth on YouTube. Watch on YouTube ↗
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