Dark Ages

https://www.wikidata.org/wiki/Q217192

Field Hierarchy

Parent
Physics 33.4M papers	Chemistry 29.3M papers	Quantum mechanics 13.5M papers	Organic chemistry 13M papers
Astronomy 2.7M papers	Ion 1.5M papers	Astrophysics 1.3M papers	Galaxy 417k papers
Ionization 240k papers		Redshift 95.4k papers
Current
Dark Ages 1,619 papers
Child

Trends

Notes

History