3steps from the big bang
116things can go into it
paper
MaterialSubstance
Invented in China around 105 CE. Paper has been made from wood pulp only since the 1840s.
First appeared105 CE (1921 yrs ago)
Invented in China around 105 CE. Paper has been made from wood pulp only since the 1840s.
Invented in China around 105 CE. Paper has been made from wood pulp only since the 1840s.
The most direct chain from the start of the universe, following what things are made from and, for living things, what they evolved from. Each step shows when it first appeared.