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Stone circles at Tepee Rings Conservation Easement offer well-rounded insight of local ancient history

Prime properties, great views, fantastic for foraging. That’s how ancient real estate agents might have marketed these lands to prehistoric home-seekers thousands of years ago. [media-credit name=”Dan MacArthur” align=”alignleft” width=”300″][/media-credit] But such pitches would have […]

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Listeria: Cause for caution but not fear

“Cantaloupe for desert,” Nancy said. Nervous laughter followed. A bunch of fossil-hunting science geeks sat around a cooling cook stove in southern Colorado this September, enjoying the red-tinted sky and the warm feeling of camp […]

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Prospects for powering civilization with artificial leaves

[media-credit id=8 align=”alignnone” width=”165″][/media-credit] The world runs on solar power. It has for the last 3.5 billion years, since some microbe captured sunlight with chlorophyll and fired up photosynthesis. Human beings release stored solar energy […]