The opioid epidemic has killed over 500,000 Americans since 1999 — driven partly by pharmaceutical company marketing.

Particles can exist in multiple states until observed.

In Norse mythology, Odin sacrificed one eye to drink from the Well of Wisdom and gain cosmic knowledge.

Authority symbols increase compliance.

Atoms are 99.9999999999999% empty space — if an atom were scaled to the size of a football stadium, its nucleus would be a marble at the center.

Particles can exist in multiple states until observed.

Project Blue Book investigated reports of unidentified flying objects.

Coyote is a trickster figure in dozens of Native American mythologies across North America.

The first novel written on a typewriter was The Adventures of Tom Sawyer by Mark Twain in 1876.