Most Extreme Things in Science

What's the fastest, the smallest, the slowest, the largest, the thinnest, the rarest? Let's see if you know.

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Last updated: June 1, 2022

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First submitted	June 1, 2022
Times taken	36
Average score	16.7%
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-st thing	Answer
Fastest	Light
Slowest	Hawking Radiation
Smallest	Planck Length
Largest	Hercules-Corona Borealis Great Wall
Element with the longest half-life	Xenon-124
Smallest Wavelength	Gamma

-st thing	Answer
Longest Wavelength	Microwave
Brightest	Quasar
Coldest (liquid) (from earth)	Liquid Nitrogen
Hottest (natural)	Supernovae
Hottest (artificial)	LHC
Rarest (element)	Astatine

-st thing	Answer
Coldest (not liquid) (not from Earth)	The Boomerang Nebula
Densest	Neutron Star
Thinnest	Graphene
Strongest Material	Graphene
Least dense (material)	Aerogel
Least dense (element)	Hydrogen

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