WMEH Site Search | Maine Public

Will future asteroids trigger massive extinctions—or be mined for precious minerals?

Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land.

A meteor burst into a fireball over Siberia. Can we spot the next deadly asteroid in time?

Fossils reveal how life’s explosion in the ocean was recreated on dry land.

After a massive extinction, diverse marsupials came to dominate this isolated continent.

Follow the manhunt, step-by-step, for the suspects in the Boston Marathon bombings.

Airs Wednesday, September 25, 2013 at 9:00 p.m. ET/PT. Check your local listings.

Airs Wednesday, December 11, 2013 at 9:00 p.m. ET/PT. Check your local listings.

A team of scientists and volunteers test a theory on how these ancient statues were moved.

Airing October 17, 2012 at 9 pm on PBS

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