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en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
10774
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jan 1, 1998 - Dark energy (Saul Perlmutter et al, Brian Schmidt et al)

Added to timeline:

28 Aug 2017
0
0
170
Cosmology

Date:

jan 1, 1998
Now
~ 20 years ago
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