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The Mystery of Matter

Episode 2: Unruly Elements | Full Episode

Video duration: 53:50Expires: 12/31/16Video has closed captioning.

Dmitri Mendeleev invents the Periodic Table, bringing order to the elements. This order is shattered when Marie Curie discovers radioactivity, revealing that elements can change identities —and atoms contain undiscovered parts.

Episodes of The Mystery of Matter3

Video thumbnail: The Mystery of Matter Episode 3: Into the Atom | Full Episode

The Mystery of Matter

Episode 3: Into the Atom | Full Episode

Find out how the creation of a new element changes the world forever.

55:19

Episode 3: Into the Atom | Full Episode

55:19

Video thumbnail: The Mystery of Matter Episode 1: Out of Thin Air | Full Episode

The Mystery of Matter

Episode 1: Out of Thin Air | Full Episode

See how Joseph Priestley & Antoine Lavoisier trigger a worldwide search for new elements.

54:20

Episode 1: Out of Thin Air | Full Episode

54:20

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Clips of The Mystery of Matter8

Video thumbnail: The Mystery of Matter  Joseph Priestley | A Momentous Encounter

The Mystery of Matter

Joseph Priestley | A Momentous Encounter

See how Priestley’s friendship with Benjamin Franklin led to his own career in science.

3:55

Joseph Priestley | A Momentous Encounter

3:55

Video thumbnail: The Mystery of Matter Antoine Lavoisier | Lavoisier’s Better Half

The Mystery of Matter

Antoine Lavoisier | Lavoisier’s Better Half

Meet Marie Anne, Antoine Lavoisier’s young wife and most important collaborator.

4:17

Antoine Lavoisier | Lavoisier’s Better Half

4:17

Video thumbnail: The Mystery of Matter Carl Wilhelm Scheele | Discovering Fire Air

The Mystery of Matter

Carl Wilhelm Scheele | Discovering Fire Air

In this bonus clip, hear about a Swedish apothecary's role in the discovery of oxygen.

1:30

Carl Wilhelm Scheele | Discovering Fire Air

1:30

Video thumbnail: The Mystery of Matter Dmitri Mendeleev | The Element Mendeleev Never Accepted

The Mystery of Matter

Dmitri Mendeleev | The Element Mendeleev Never Accepted

Discover why radium was the one element whose properties Dmitri Mendeleev never accepted.

4:53

Dmitri Mendeleev | The Element Mendeleev Never Accepted

4:53

Video thumbnail: The Mystery of Matter Glenn Seaborg | A Chemist Goes to War

The Mystery of Matter

Glenn Seaborg | A Chemist Goes to War

Explore how a young Berkeley chemistry instructor created the element that ended WWII.

Glenn Seaborg | A Chemist Goes to War

Video thumbnail: The Mystery of Matter Harry Moseley | Changing the Role of Scientists in War

The Mystery of Matter

Harry Moseley | Changing the Role of Scientists in War

Find out how Harry Moseley’s death in World War I changed the role of scientists in war.

Harry Moseley | Changing the Role of Scientists in War

Video thumbnail: The Mystery of Matter Humphry Davy | Davy’s Greatest Failure

The Mystery of Matter

Humphry Davy | Davy’s Greatest Failure

Learn about Humphry Davy's discovery of laughing gas and its painkilling effects.

5:00

Humphry Davy | Davy’s Greatest Failure

5:00

Video thumbnail: The Mystery of Matter Marie Curie | The Radium Craze

The Mystery of Matter

Marie Curie | The Radium Craze

View how radium’s ability to glow in the dark inspired a wave of dubious products.

Marie Curie | The Radium Craze

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Previews of The Mystery of Matter6

Video thumbnail: The Mystery of Matter Episode 3: Into the Atom | Preview | Glenn Seaborg

The Mystery of Matter

Episode 3: Into the Atom | Preview | Glenn Seaborg

Learn how Glenn Seaborg created a new element that changes the world.

0:31

Episode 3: Into the Atom | Preview | Glenn Seaborg

0:31

Video thumbnail: The Mystery of Matter Episode 2: Unruly Elements | Preview | Dmitri Mendeleev

The Mystery of Matter

Episode 2: Unruly Elements | Preview | Dmitri Mendeleev

Follow the story of Dmitri Mendeleev's invention of the Periodic Table.

0:31

Episode 2: Unruly Elements | Preview | Dmitri Mendeleev

0:31

Video thumbnail: The Mystery of Matter Episode 2: Unruly Elements | Preview | Marie Curie

The Mystery of Matter

Episode 2: Unruly Elements | Preview | Marie Curie

Learn why the discovery of radioactivity shatters the order of the Periodic Table.

Episode 2: Unruly Elements | Preview | Marie Curie

Video thumbnail: The Mystery of Matter Episode 1: Out of Thin Air | Preview | Humphry Davy

The Mystery of Matter

Episode 1: Out of Thin Air | Preview | Humphry Davy

See how Humphry Davy entered the search for new elements with by discovering laughing gas.

Episode 1: Out of Thin Air | Preview | Humphry Davy

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