Statistics for Most Extreme Things in Science

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-st thing	Answer	% Correct
Fastest	Light	94%
Smallest Wavelength	Gamma	52%
Smallest	Planck Length	23%
Coldest (liquid) (from earth)	Liquid Nitrogen	19%
Brightest	Quasar	19%
Rarest (element)	Astatine	16%
Strongest Material	Graphene	16%
Least dense (element)	Hydrogen	16%
Longest Wavelength	Microwave	16%
Least dense (material)	Aerogel	13%
Thinnest	Graphene	10%
Largest	Hercules-Corona Borealis Great Wall	10%
Hottest (natural)	Supernovae	10%
Hottest (artificial)	LHC	6%
Densest	Neutron Star	6%
Coldest (not liquid) (not from Earth)	The Boomerang Nebula	6%
Element with the longest half-life	Xenon-124	6%
Slowest	Hawking Radiation	3%