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Echoes of the Past, Words for Today.
Quotes by radioactive-decay
Christophe Galfard, The Universe in Your Hand: A Journey Through Space, Time, and Beyond
air
assembled
atom
atoms
cores
dead
decay
disintegration
earth
electrons
floor
force
gravity
mankind
matter
planet
quantum
quantum-fields
radioactive
radioactive-decay
run
spacetime
stand
stars
walk
Topics:
Christophe Galfard, The Universe in Your Hand: A Journey Through Space, Time, and Beyond