electronic device used to illegally place free long-distance telephone calls

In chaos theory, the butterfly effect is the sensitive dependence on initial conditions in which a small change in one state of a deterministic nonlinear system can result in large differences in a later state.

rearmament carried out in Germany during the interwar period (1918–1939)

Sleepify is an album by American funk band Vulfpeck. The release does not contain any audible music, and consisted solely of ten, roughly 30-second-long tracks of silence; the album was made available on the music streaming service Spotify, where the band…

Conspiratorial ideation is the tendency of individuals to believe that events and power relations are secretly manipulated by certain clandestine groups and organisations. Many of these ostensibly explanatory conjectures are non-falsifiable, lacking in evidence…

Roman general, statesman and dictator (100 BC-44 BC)

Humans can outrun any animal on this planet. Runners have enough endurance for marathons and ultramarathons because of how our bodies evolved.

Queen Elizabeth II is probably the best-travelled monarch ever. She has officially visited 116 countries - but not Greece.

In Cuba, women have equal constitutional rights as men in the economic, political, cultural and social fields, as well as in the family. According to Article 44 of the Cuban Constitution, "The state guarantees women the same opportunities and possibilities…

They are among the most famous on-screen duos in history, yet C-3P0 and R2-D2 don’t see eye to eye — and not just because of the height difference. When the principal actors from the original 1977

In French Revolution-style, researchers decapitated flatworms—then did something that would give even Madam Defarge the creeps. The scientists let the worms' heads grow back and found that their memories returned along with the new noggins, according to…

Napoleon and Hitler are responsible for the world's Nutella addiction.

Reaction to official confirmation of a romance between actors Katie Holmes and Jamie Foxx last week was underwhelming to say the least.

20th-century American serial killer

Spanish artist (1904-1989)

Pakistani serial killer

The problem with privacy on the Internet isn’t so much that companies don’t provide privacy options or tell you that they might share your data, it’s that protecting your privacy often entails wandering the wilds of Facebook’s confusing privacy settings or…

four dollar coin from the United States

Virgin Group chairman lost a wager and had to serve as a flight attendant on AirAsia X flight.