S-2

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illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

Title: Senate Square, St. Petersburg, December 14, 1825: repression of the troop mutiny - watercolor by Carl Ivanovitch Kollman, 1825 depicts Decembrist uprising clashing with cavalry, with spectators watching. (new style December 26, 1825) Europe. Saint

8 of the Largest Empires in History

bat flying

Are Bats Really Blind?

Thanksgiving Turkey with all the sides

Why Do We Eat Turkey on Thanksgiving?

Secret Service Agent Listens To Earpiece

Secret Service Code Names of 11 U.S. Presidents

Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

Image of Antenna galaxy

The Fermi Paradox: Where Are All the Aliens?

S-2

missile

Learn about this topic in these articles:

intermediate-range ballistic missile

In rocket and missile system: From liquid to solid fuel
…the first of their solid-fueled S-2 missiles in 1971. These two-stage IRBMs carried a 150-kiloton warhead and had a range of 1,800 miles. The S-3, deployed in 1980, could carry a one-megaton warhead to a range of 2,100 miles.
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