Made Of

Everything is made of something.
← What it takes
What it leads to →
4steps from the big bang
142things can go into it

silicon wafer

MaterialSubstance

A slice of a single silicon crystal, less than a millimetre thick and polished flatter than almost anything else people make.

First appeared1954 (72 yrs ago)

A slice of a single silicon crystal, less than a millimetre thick and polished flatter than almost anything else people make.

From the big bang to silicon wafer

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
polishing slurrydate unknown
silicon wafer1954