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Natural Selection
Planet Earth has been around for over 4.5 billion years, but humans? For 99.998% of our planet's history, humans were nowhere to be found.
Whether or not life exists elsewhere in the Universe, we can be assured of one thing: We are the only human beings in the cosmos.
Although many dinosaurs never left the ground, they still possessed the basic structural framework for flight.
We’re Earth’s first intelligent, technologically advanced civilization. But maybe not the last. For most of our planet’s history, life in some form has existed on our world. Planet Earth formed some […]
Okay, this is an incredible and rare opportunity, but I’m so pleased to announce that next January, from the 18th-24th, 2019, I’ll be leading an exclusive AstroTour of Iceland! We’ll […]