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PhysicsThe Nature of Light
For centuries, controversy over whether light is made of particles or waves abounded. This module...
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Process of ScienceComparison in Scientific Research
Comparing and contrasting is a critical research tool for making sense of the world. Through...
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Scientists and ResearchRuth Benerito
Wrinkle-resistant cotton is one of the most significant developments of the 20th century. In the...
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