BrainStuff Classics: How Is New Laser Technol...

Remote islands are excellent laboratories for observing evolution at work -- and in the case of a flightless bird called the Aldabra rail, we can observe how its evolution happened twice. Learn about iterative evolution in today's classic episode of BrainStuff, based on this arti ...  Show more

The tomato originated in the Americas and spread during European colonization. But was it really thought to be poisonous (or cause lycanthropy) when it first came to Europe? Learn about the legends behind tomatoes -- and how we got the sturdy ones sold in stores -- in today's epi ...  Show more

How are archaeologists using high-tech tools to study ancient, forgotten ruins? We look at everything from radar to satellite imagery.

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Lasers can be used to threaten our enemies, cut steel and even amuse our cats. Find out the history of lasers and how they work in this episode of Techstuff.

Researchers planted microphones in a forest and walked away. Listening back could help heal rainforest ecosystems. For show transcripts, go to bit.ly/unx-transcripts For more, go to http://vox.com/unexplainable It’s a great place to view show transcripts and read more about the t ...  Show more

Lasers can be used to threaten our enemies, cut steel and even amuse our cats. Find out the history of lasers and how they work in this episode of Techstuff.See omnystudio.com/listener for privacy information.