Category: Astronomy

Astronomy 0

Astronomy

Astronomy Astronomy or night sky-watching has been around as long as humans. Prehistoric people used the stars as both a clock and a calendar. Sunrise and sunset marked day and night while the Moon’s...

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Fundamental Symmetry

Scientists from the University of Sao Paulo (USP) and the University of Campinas have made precise measurements of particle mass and electric charge that confirm the existence of a fundamental symmetry in nature.

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