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NASA Connect - AO - Archeoastronomy (2005)
First segment of NASA Connect Ancient Observatories explaining the foundations of astronomy and the how the Earth moves relative to the sun. This segment explains how the Earth's tilt creates...

Genre: Educational
Keywords: NASA Connect; Archaeoastronomy; Geometry; Angles; Obtuse; Acute; Right; Sun; Earth; Four Seasons; Summer; Fall; Winter; Spring; Summer Solstice; Fall Equinox; Winter Solstice; Spring Equinox; Gnomon; Sundials; Ancient Observatories; AO;
Duration: 00:07:50
Popularity (downloads): 1688
 
Eskimos: Winter in Western Alaska (1950)
Typical activities of Alaskan Eskimo life throughout a long winter.

Genre: Ephemeral
Keywords: Arctic: Peoples;
Duration: 00:08:03
Popularity (downloads): 1178
 
Mountain Skywater, segment 11 of 12 (1996)
Ecologists study effects of cloud seeding on elk

Genre: Documentary
Keywords:
Duration: 00:00:40
Popularity (downloads): 510
 
Play In The Snow (1945)
Shows children enjoying winter sports, making a snow man, playing fox and geese, sledding and skiing.

Genre: Ephemeral
Keywords:
Duration: 00:11:00
Popularity (downloads): 386
 
American Cowboy (Part I) (1950)
Visits the Roberson Hereford Ranch in Gunnison, Colorado. Includes scenes of a rodeo, the drive to summer pastures and winter feeding in raging blizzards.

Genre: Ephemeral
Keywords:
Duration: 00:00:00
Popularity (downloads): 282
 
American Cowboy (Part II) (1950)
Visits the Roberson Hereford Ranch in Gunnison, Colorado. Includes scenes of a rodeo, the drive to summer pastures and winter feeding in raging blizzards.

Genre: Ephemeral
Keywords:
Duration: 00:00:00
Popularity (downloads): 277
 
Wetlands Regained, segment 03 of 8 (1991)
The United States and Canada signed the North American Waterfowl Management Plan to restore water

Genre: Documentary
Keywords:
Duration: 00:01:59
Popularity (downloads): 417
 
Wetlands Regained, segment 06 of 8 (1991)
Wetland acreage was in danger of disappearing, and restoration was urgent

Genre: Documentary
Keywords:
Duration: 00:02:35
Popularity (downloads): 386
 
Man Against the River (1937)
Describes the work of members of the Works Projects Administration in helping refugees of a winter flood of the Ohio River.

Genre: Ephemeral
Keywords: Natural disasters;New Deal;New Deal: WPA;
Duration: 00:09:54
Popularity (downloads): 115
 
The Great Web of Water, segment 02 of 12 (1996)
Geography and climate of the region, reasons for building the Central Valley Project

Genre: Documentary
Keywords:
Duration: 00:01:11
Popularity (downloads): 449
 

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