Rock star. Rocket scientist. Computer programmer. Philip Taylor Kramer seemed capable of doing everything.

After a wave of animal murders terrorized Puerto Rican farms in 1995, locals banded together to hunt a beast they called the Chupacabra.

In 1957, an extraterrestrial named Valiant Thor allegedly landed outside of Washington D.C. demanding to speak with President Eisenhower.

The Illuminati was an 18th-century secret society that supposedly ended just a decade after it began.

In the 1970s and ’80s, a top-secret research program supposedly took place on the northernmost tip of Long Island.

Most people recognize Men in Black from the movie franchise, but this mysterious organization originated as a real-life alien conspiracy theory.

A mysterious woman in a headscarf was seen filming the assassination of President John F. Kennedy.

In the 1950s, Morris K. Jessup received a letter from a stranger.

In 1953, Army scientist Frank Olson jumped out of a hotel window in New York City.

From drug sales to human trafficking, the dark web is full of illicit activity.

For more than two decades, the CIA and U.S. military ran a top-secret project to study psychic phenomena.

This World War II era mystery began in England in 1943, when four boys discovered the skeleton of a woman buried inside a hollow tree.