Tag Archives: cosmology

No More Sunspots?

Sunspots come and go in an 11-year cycle. Our sun has acted that way for centuries. With a few exceptions. The sunspot cycle changed about 23 years back. I think we’ll learn a great deal by studying what’s happening, but … Continue reading

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Science, Faith, and Me

This universe is bigger and older than some folks thought, a few centuries back. I don’t mind, at all. Besides, it’s hardly new information. We’ve known that we live in a big world for a long time. “4 Indeed, before … Continue reading

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Finding New Worlds

We could detect oxygen in Proxima Centauri b’s atmosphere. It’s a biosignature, but not proof of life. Some extrasolar planets are like Earth, almost. Many are unlike anything in the Solar System. I’ll be looking at recently-discovered worlds; some almost … Continue reading

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Einstein’s Waves: New Views

Einstein’s theories gave scientists good reasons for thinking gravitational waves exist. A century later, instruments detected the elusive radiation. Three American scientists won this year’s Nobel Prize in Physics for work that led to the discovery. Observatories in America and … Continue reading

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