Episode

Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Science & Medicine 31
Natural Sciences 10

Astronomy Cast brings you a weekly fact-based journey through the cosmos.

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Ep. 263: Radioactive Decay

April 30th, 2012

Episode 296 of 478 episodes

Nothing lasts forever, even atoms. Heavier elements decay into lighter elements, releasing energy as radiation. But thanks to this radiation, astronomers can get a glimpse into what's going on inside distant start. Let's take a look at the whole process of radioactive decay, the different events that happen, and how humans use this fundamental force of nature for our own needs.

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