SpaceX Falcon 9
Using a recently unearthed 90 million-year-old fossilized reptile skull, researchers reveal new insight regarding how snakes lost their limbs. It turns out the evolutionary characteristic of burrowing plays a key role.
When an asteroid impacted Earth 66 million years ago, many species, including dinosaurs, faced extinction. But a furry beaver-like species actually survived and became top dog in the newly available environment.
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