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Arno Penzias

This person is one of two young astronomers who experimented with a huge Bell Laboratories communications antenna in Holmdel, New Jersey, in 1965.

Robert Wilson

Together with a colleague, this person made the discovery that eventually confirmed the Big Bang Theory.

Percival Lowell

This person, a member and scion of an aristocratic Boston family, was instrumental in the discovery of Pluto.

Marie Curie

This person co-discovered radioactivity and is the only person to ever win the Nobel Prize in both physics and chemistry.

Fritz Zwicky

This person is a Bulgarian-born, Swiss-raised scientist who first coined the term "supernova" in the 1930s.

Clair Patterson

While doing graduate work at the University of Chicago, this person was given the assignment of dating ancient rocks in an attempt to determine the Earth's age. Later, this person launched a campaign against lead contamination in the environment.

Edmond Halley

An early eighteenth-century...

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