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Secrets of the Earth

Secrets of the Earth

★ 5.3/10•2013•21m•TV-PG•Documentary
Similars

Computer graphics, visual analogies and a recurring cast of expert scientists combine to reveal new aspects of the world you think you know, from canyons of gravity that warp space and time to rain triggered by cosmic rays.

StatusEnded
Runtime21m
LanguageEN
First Air DateMay 23, 2013

Episodes

E121m

Rain

Raindrops aren't only formed from condensed water vapor; some result from micrometeorites, and others deliver bacteria from the upper atmosphere.

May 23, 2013

E221m

Tsunamis

Tsunamis form in the open ocean before making toward land. Science seeks not only to understand these giant waves but also predict them.

May 23, 2013

E321m

Gravity

Earthquakes can actually affect Earth's gravity, and the ability of scientists to map gravitational fiels has uncovered mysterious anomalies.

Jun 13, 2013

E421m

Goldilocks

Earth's distance from the sun is just right to sustain life, with neighbors Venus and Mars illustrating the impact of a slight difference in location.

Jun 20, 2013

E521m

Magnetic Shield

A metallic core at the center of the Earth turns the planet into a magnet, generating a field that protects life on the surface from cosmic radiation.

Jun 27, 2013

E621m

Blizzards

A visit to the researchers at a Colorado storm lab and an examination of lake-effect snow in northern New York reveal the science of blizzards.

Jul 4, 2013

E721m

Tides

Water levels rise up to 50 feet at high tide in Canada's Bay of Fundy, while the Turnagain Arm in Alaska experiences 10-foot-high tidal "bore waves."

Jul 18, 2013

E821m

Volcanoes

As evidenced by the 1815 eruption of Indonesia Mt. Tambora, volcanoes can profoundly impact the weather, producing lightning, ash and acid rain.

Jul 25, 2013

E921m

Strangest Places

The world's most astonishing sites include extreme underwater ecosystems, steamy subterranean worlds and stratling igneous formations of lava rock.

Aug 1, 2013

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