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Time travel
microwave
android
solar-powered car
black hole
precognition
mp3 player
relativity
spartphone
the big bang
astronomy
biology
botany
chemistry
geology
mathematics
medicine
meteorology
physics
zoology
economics
invention
phylosophy
politics
psychology
research
class
web
computer
class
pen
computer
time
space
pen
web
space
time
found out
looked into
brought about
put foward
make up
