There is a surprisingly large body of work regarding animal penis evolution.

The Social Security Act was signed into law in 1935.

The sociologists Michael Radlet and Marian Borg test out six arguments for and against capital punishment.

The impact of decades of acid rain (better known as acid precipitation) is causing North American lakes to turn to jelly.

In the 8th century, the Eastern or Orthodox branch of Christianity gave history the word iconoclasm, from the Greek words for "icon smashing."

Researchers surveying the deepest point on Earth, the Mariana Trench, also known as the Challenger Deep, made a number of remarkable discoveries.

Detective Wallace “Wally” Tennelle was a rarity: a cop who actually lived in the South Los Angeles neighborhood where he worked.

Three jumbo squids found themselves wearing fancy "sweaters" recently, thanks to a team of scientists from Stanford and the National Geographic Society

Emotional labor is a concept that sociologist Arlie Hochschild developed in the 1983 book The Managed Heart.

The first transcontinental telephone call was put through on January 25, 1915.