Tag Archives: science

Climate Change, Attitudes

I’ll be talking about Earth’s climate, China’s pollution problems, and icebergs: including one the size of Delaware. The big berg broke off from Antarctica this week. The recent G20 meeting was mostly about economics, not climate change; but that didn’t … Continue reading

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Misusing Opioids

“Crisis” or not, opioid overdose is a problem. A lethal one, sometimes. We’ve used one opioid, opium, for millennia. Others have been developed during my lifetime. They’re all useful: and dangerous if misused. Drugs in the 19th century “Laughing Gas” … Continue reading

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Exoplanet Frontier

We wouldn’t expect to find life on 51 Eridani b, even if were the size of Earth and at the right distance from its star. The planet is only a bit over 20,000,000 years old. At that point in our … 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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Oldest Human Fossils?

Humanity’s current model may be a whole lot older than we thought. A team of scientists say that remains found in Morocco are human, Homo sapiens. The scientists also say these folks lived about 300,000 years ago. They were around … Continue reading

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