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Scientists and ResearchCarlos J. Finlay
The successful construction of the Panama Canal relied as much on a medical breakthrough as...
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BiologyMass Extinctions
The most recent mass extinction was about 65 million years ago, well before humans began...
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Math in ScienceScientific Notation
The blue whale weighs approximately 190,000 kilograms, while a plankton weighs just 0.5 milligrams—a difference...
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