'A second after this hypothesized explosion, the temperature was 10 billion degrees kelvin'
the Big Bang
HOT STUFF: A second after this hypothesized explosion, the temperature was 10 billion degrees kelvin
A second after this hypothesized explosion, the temperature was 10 billion degrees kelvin
A second after this hypothesized explosion, the temperature was 10 billion degrees kelvin
HOT STUFF
the Big Bang
HOT STUFF