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The Sun's Internal Clock
Tracking the appearance of sunspots led to an understanding of the Sun’s activity cycles and the influence of the planets on it.
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Science news
The World’s Oldest Lake: Evidence for Earlier Life on Earth
Could Earth's fresh water—and life—have emerged earlier than we thought?
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Why Mountains Rise and Fall : Earth's Ever-Changing Surface
How does the movement of continents shape the Earth's surface and affect mountain height?
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Science History
The Scientist Who Reached Into Space
James Van Allen, pioneer of space exploration and discoverer of the magnetic radiation belts
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What Would Happen if the Earth Were Flat?
Trees growing at an angle, a vast ocean surrounded by a huge desert and bizarre basketball
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Brainwash
Brainwash - What are Dark Sky Preserves?
What makes Calico cats unique? How does thunder form? A Scientific Trivia Quiz
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How Was The Earth Formed?
The journey from a cosmic cloud of gas to the solid, rocky planet that we inhabit was long and complex
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