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How Flowers Bloom on Time

Plants seem to know when to produce their blossoms. How do whole fields of them bloom together?

Why Milankovitch Cycle Theory Is Like Astrology

Sometimes a hunch proves to be unworkable. The Milankovitch Cycle theory has too many complications. It’s time to give it up. In the 1920s, Milutin Milankovitch, a Serbian astronomer, mathematician and popularizer of science, had a bright idea. Knowing that certain orbital cycles drift over time, he wondered if they could influence the earth’s climate. […]

Facing Reality About Life on Other Planets: Moon, Atmosphere, and Mass

This is part 3 of Dr Henry Richter's discussion on the requirements for life to exist on a planet elsewhere in the universe.
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