Kiefer manages the Plants of Concern program for northeastern Illinois, a community science project designed to detect population trends among the state’s rare species. In recent years, the program ...

"English ivy kills trees," he says several times in the video, while showing a series of trees covered in the leafy plant. "This was all native redwood, pine, and valley oak trees," he wrote in the ...

It is reprinted here with permission. An explosion destroyed a building at Northrop Grumman’s Promontory missile and rocket plant in Utah’s West Desert on Wednesday morning, according to a press ...