engagement ring

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Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Submerged sperm whale off east Sri Lanka coast, mammal

How Did the Sperm Whale Get Its Name?

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

7 Deadliest Weapons in History

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

Agnes with a lamb near her feet. St. Agnes (Saint Agnes) design drawing for stained glass window by J&R Lamb Studios, ink, mount size 10.5 x 14.5 in.

Roman Catholic Saints

Chinese pictograph, calligraphy tablet of Huang Tingjian, a famous calligrapher in Ancient Song Dynasty. The background of Chinese cultural elements.

The World’s 5 Most Commonly Used Writing Systems

Artist interpretation of a Space meteoroid impact. Meteor impact. Asteroid, End of the world, danger, destruction, dinosaur extinct, Judgement Day, Planet Earth, Doomsday Predictions, comet

10 Failed Doomsday Predictions

engagement ring

Also known as: betrothal ring

Learn about this topic in these articles:

types of rings

In ring
…custom of betrothal rings, or engagement rings, symbolizing a promise of marriage to a member of the opposite sex.
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