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This Week In Space podcast: Episode 236 — Alienspotting
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On Episode 236 of This Week In Space, Tariq Malik and Rod Pyle are joined by Mikhail Tikhonov to talk about how life can take more unusual forms, ones we might not even recognize.
When we think of extraterrestrials, our minds generally go from the latex-suited bipedal aliens seen in Star Trek and Star Wars to more exotic critters in sci-fi movies. Scientists think in terms of carbon-based microbial life and other lower life forms.
But some researchers, such as Tikhonov from Washington University, suggest that life can take more unusual forms, ones we might not even recognize. He further suggests a new definition of life: something that takes in and transforms energy and replicates. His ideas radically expand our notions of alien life and how it might be recognized.
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This Week in Space covers the new space age. Every Friday we take a deep dive into a fascinating topic. What's happening with the new race to the moon and other planets? When will SpaceX really send people to Mars?
Join Rod Pyle and Tariq Malik from Space.com as they tackle those questions and more each week on Friday afternoons. You can subscribe today on your favorite podcatcher.
Rod Pyle is an author, journalist, television producer and Editor-in-Chief of Ad Astra magazine. He has written 18 books on space history, exploration, and development, including Space 2.0, Innovation the NASA Way, Interplanetary Robots, Blueprint for a Battlestar, Amazing Stories of the Space Age, First On the Moon, and Destination Mars