5steps from the big bang
115things can go into it
thread
MaterialSubstance
People were twisting fibres into cord at least 50,000 years ago. Spinning turns short fibres into one long, strong strand.
First appearedAbout 50,000 years ago
People were twisting fibres into cord at least 50,000 years ago. Spinning turns short fibres into one long, strong strand.
People were twisting fibres into cord at least 50,000 years ago. Spinning turns short fibres into one long, strong strand.
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.