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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1964 año - Cosmic Microwave Background Radiation (Arno Penzias and Robert Wilson)
Añadido al timeline:
Cosmology
By
Jessica
28 ago 2017
0
0
703
fecha:
1 ene 1964 año
Ahora mismo
~ 61 years ago
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