4steps from the big bang
115things can go into it
engine
ComponentPart
A car engine burns small explosions of fuel thousands of times a minute.
First appeared1876 (150 yrs ago)
Made Of
Everything is made of something.← What it takes
What it leads to →
Made from
Needs
A car engine burns small explosions of fuel thousands of times a minute.
From the big bang to engine
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.
big bang13.8 bn yrs ago
Hehelium13.8 bn yrs ago
CO2 laser1964
steelc. 1,800 BCE
engine1876