Tag Archives: geology

Climate Change, Whirligig Icebergs

Climate change is still in the news. Don’t worry, I won’t rant about impending doom, or say that Earth’s climate isn’t changing. This planet’s climate has been changing for several billion years. I’d be astounded if it stopped changing now. … Continue reading

Posted in Science News | Tagged , , , , , , , , , , , | 2 Comments

Mars: Leaky Red Planet

What we’re learning about Mars, and a new type of really small spacecraft, reminded me of earth, air and kilts. Also pharaohs, Thomas Paine, and Lord Kelvin. By then I was running out of time to write something more tightly-organized. … Continue reading

Posted in Science News | Tagged , , , , , , , , , , , , , , , | Leave a comment

Earliest Life: Maybe

We’re not sure how skulls found in central China fit into the family tree. They’re a bit like Neanderthals, a bit like folks still living in that part of the world, and not quite like anyone else. Other scientists found … Continue reading

Posted in Science News | Tagged , , , , , | 2 Comments

Pollution: Still Learning

Scientists found PCBs and PBDEs in deep-sea critters, armyworms are on the march in Africa, and Mexico City’s air isn’t as clean as we’d hoped. Rational concern seems reasonable. PCB in the Deep Blue Sea We’re Still Learning Armyworms March … Continue reading

Posted in Science News | Tagged , , , , , , , , , | Leave a comment