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Earth from space. Full-hemisphere views of the Earth showing Hurricane Linda at its peak approaching Baja California on 1997 September 11.
What Is Earth’s Velocity?
Thermonuclear hydrogen bomb, code-named MIKE, detonated in the Marshall Islands in the fall of 1952. Photo taken at a height of 12,000 feet, 50 miles from the detonation site. (Photo 6 of a series of 8) Atomic bomb explosion nuclear energy hydrogen energy
The Anthropocene Epoch: Adding Humans to the Chart of Geologic Time
Blackboard inscribed with scientific formulas and calculations in physics and mathematics
The World Science Festival’s Pioneers in Science
Solar system illustration. (planets; sun)
Why Are Planets Round?
Remarkable new details of Pluto's largest moon Charon are revealed in this image from New Horizons' Long Range Reconnaissance Imager (LORRI), taken late on July 13, 2015 from a distance of 289,000 miles
Why Is Pluto No Longer a Planet?
Discover
Two chicks near an egg with a white background (poultry, chick, chickens, birds).
What Do Eggs Have to Do with Easter?
Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.
10 of the World’s Most Dangerous Fish
Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd
Causes of the Great Depression
Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)
The Seven Sacraments of the Roman Catholic church
Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.
Timeline of the Titanic’s Final Hours
Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)
7 of the World’s Deadliest Shipwrecks
July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.
Will Light-Speed Space Travel Ever Be Possible?

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