Video encyclopedia

08/02/1974 Swiss astronomer Fritz Zwicky dies


Fritz Zwicky: The Father of Dark Matter - Professor Ian Morison


What is Dark Matter?


What is Dark Matter and Dark Energy?

He first proposed the existence of dark matter in the universe. The dark matter does not emit radiation and therefore cannot be directly observed. Its existence can be, however, deduced from the behaviour of observable objects. According to current astronomy, the universe contains 26.8% of dark matter.
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