Mystery Catalog
Displaying 12 of 84 mysteries
SCIENCE
UNSOLVED
Black Hole Information Paradox
How does information escape a black hole when quantum mechanics prohibits information destruction?
HISTORY
DISPUTED
Voynich Manuscript
Undeciphered 15th-century codex with unknown script and bizarre botanical illustrations.
MEDICINE
RESEARCHING
Placebo Effect Mechanism
How inert substances produce measurable physiological changes through belief alone.
SCIENCE
UNSOLVED
Nature of Dark Matter
Invisible substance comprising 27% of the universe's mass-energy that doesn't interact with light.
SCIENCE
HISTORY
DISPUTED
Tunguska Event
Mysterious 1908 explosion that flattened 800 sq miles of Siberian forest with no crater.
HISTORY
RESEARCHING
Antikythera Mechanism
Ancient Greek astronomical computer from 200 BCE with technology centuries ahead of its time.