Tag Archives: science

Where Have All the People Gone?

The average woman is having fewer kids today than her counterpart 50 years ago. Birth rates in about half the world’s nations are below replacement levels. I don’t think humanity is doomed, partly because folks in the other half are … Continue reading

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ʻOumuamua: Data, Questions

ʻOumuamua, the first interstellar object observed passing through the Solar System, is in the news again. Scientists have been studying what little we know about the object. Quite a few have published their results. Two Harvard scientists looked at the … Continue reading

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Earth’s Moon: Heat, Stir – – –

We’ve learned quite a bit about Earth’s moon since the first Apollo landing, but we’re still not sure how it formed. But we’re a step or two closer to solving that puzzle. A team of scientists think Earth and its … Continue reading

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An Exomoon, Science and Truth

Kepler-1625b, a gas giant more massive than Jupiter, may have a moon. A big one: nearly Neptune’s size. Scientists still aren’t sure that the exomoon exists. If it does, they have another puzzle: figuring out how it formed. I started … Continue reading

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