magnacycle

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Ethel Rosenberg arrested in August 1950. Photograph dated Aug. 8, 1950. American civilians executed for espionage. Spies, communists, Julius Rosenberg

Spies Like Us: 10 Famous Names in the Espionage Game

Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Poker game. Card game. Royal Flush in poker. Hearts suit gambling

Poker Hands Ranked

Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.

What Is the Emoluments Clause?

Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.

6 Animals We Ate Into Extinction

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Dancers at a Cinco de Mayo festival at the Mission District, San Francisco, California. (Photo dated 2019.) holidays

Is Cinco de Mayo Mexico's Independence Day?

magnacycle

geology

Learn about this topic in these articles:

cyclothems

In cyclothem
…have been referred to as magnacycles. These larger units are of doubtful validity and restricted utility.
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