6steps from the big bang
0things can go into it
pig
NaturalLiving
Pigs were domesticated from wild boar about 9,000 years ago.
First appearedc. 7,000 BCE
Made Of
Everything is made of something.← What it takes
What it leads to →
Nothing comes before this. As far as physics can tell, this is where it starts.
Goes into
Pigs were domesticated from wild boar about 9,000 years ago.
From the big bang to pig
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
Hhydrogen13.8 bn yrs ago
water4.4 bn yrs ago
seawater4.4 bn yrs ago
saltc. 6,000 BCE
hamdate unknown
pigc. 7,000 BCE