The elements hydrogen and helium were made during the first few minutes after the big bang.

Name: The elements hydrogen and helium were made during the first few minutes after the big bang.
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During the first few minutes after the big bang, the universe was very hot and dense. In these conditions, nuclear fusion processes combined protons to form helium, and a small amount of hydrogen was also produced. This is known as the era of nucleosynthesis.

The Elements Hydrogen and Helium Were Made During the First