The Mystery of Matter

Into the Atom

Episode 3 | 55m 19s

Caught up in the race to discover the atom’s internal parts, Harry Moseley uses newly discovered X-rays to put the Periodic Table in a whole new light. Glenn Seaborg creates a new element — plutonium — that changes the world forever.

Aired: 08/19/15

Expired: 09/01/17

Rating: TV-PG

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