Mya (unit) Totally Explained

Everything about Mya Unit totally explained

In astronomy, geology, and paleontology, mya or "m.y.a." is an abbreviation for "million years ago". Like the related unit bya, mya is traditionally written in lowercase.
Although mya is common in popular science writing, in professional literature Ma (megaannum) is preferred.

Events around 1 mya:

Geologic periods (Neogene):

Pliocene 5.3 to 1.8 mya
- The last geomagnetic reversal was 0.78 mya
- The (Eemian interglacial) Ice Age started 0.13 mya
Holocene started 0.01 mya

Prehistoric Paleontology:

Homo erectus existed from 1.8 to 0.07 mya

and learned to control fire from 1.5 to 0.5 mya
and colonized Asia from 0.5 to 0.3 mya

Homo sapiens separated from Neanderthal lineage 0.6 mya

and emerged out of Africa from 0.076 mya
and entered Australasia from 0.07 mya
and colonized all of Eurasia 0.04 mya
and formed cultures since the Upper Paleolithic Revolution 0.04 mya

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