Tag Archives: evolution

Firestorm Comet?

Scientists figure a comet started breaking up about 12,800 years back. Nothing unusual there. Many comets break up while they’re this close to our sun. This time Earth got in the way before the fragments spread out much. Fire rained … Continue reading

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Chasing Butterflies and Truth

Which came first? The butterfly or the flower? And how did flowers happen at all? The question hasn’t been answered yet, not quite. But scientists are closer to finding answers. Meanwhile, wondering whether chickens or eggs came first gives philosophers … Continue reading

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Values and Ichthyosaurs

A nation’s schools are returning to traditional values. Whether that’s good or bad news depends partly on how you see what we’ve learned since about 1859. I think we’ve learned more about how the universe works, and that this is … Continue reading

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Old Truths, New Aspects

The biggest critters with backbones are living today: baleen whales. Finding the largest of them started getting harder about a century back. We didn’t quite drive the blue and fin whales to extinction, happily. We’re learning when they got so … Continue reading

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