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University Place

Zircons Are Forever

Special | 59m 49sVideo has Closed Captions

John Valley discusses his discovery of a zircon mineral that's 4.4 billion years old.

Aired 05/21/2014 | Rating TV-G

University Place

Zircons Are Forever

Special | 59m 49sVideo has Closed Captions

John Valley discusses his discovery of a zircon mineral that's 4.4 billion years old.

John Valley, Professor, Department of Geoscience, UW-Madison, joins “University Place Presents” host Norman Gilliland to discuss his discovery of the oldest material ever found on earth: a 4.4 billion-year-old zircon mineral found in the Jack Hills of Western Australia.

Aired 05/21/2014 | Rating TV-G

University Place is a local public television program presented by PBS Wisconsin

University Place is made possible by the Corporation for Public Broadcasting.

University Place

Zircons Are Forever

Special | 59m 49sVideo has Closed Captions

John Valley, Professor, Department of Geoscience, UW-Madison, joins “University Place Presents” host Norman Gilliland to discuss his discovery of the oldest material ever found on earth: a 4.4 billion-year-old zircon mineral found in the Jack Hills of Western Australia.

Aired 05/21/2014 | Rating TV-G

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Maturity Rating

  • TV-G

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University Place is a local public television program presented by PBS Wisconsin

University Place is made possible by the Corporation for Public Broadcasting.

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