Air quality alerts are a climate change alarm

The sky over Minnesota was the subject of fascination and frustration over the weekend. Awe over solar-storm triggered northern lights turned to "Aw, not again!" over an air quality alert sparked by smoke drifting from wildfires ...

Unwrapping the origin story of the baobab

The baobab (Adansonia) is a genus of trees with eight currently extant species and a long history of humans marveling at them. For as much admiration as the baobabs get, there is an equal amount of mystery surrounding their ...

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