<p>Paleontologist Bruce Lieberman tracks the history of steam-powered locomotives for answers to huge questions about natural evolution and why species die out.</p>

Paleontologist Bruce Lieberman tracks the history of steam-powered locomotives for answers to huge questions about natural evolution and why species die out.

Steam train history derails ideas about extinction in nature

"When Experts Attack!" fights misinformation, zaps half-truths, and sets the record straight. Each episode is a conversation with a specialist in science, art, society or health, for example. Hear guests answer the question: "Hey, what does everybody get wrong about what you do?"

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Steam train history derails ideas about extinction in nature

Steam train history derails ideas about extinction in nature