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The Near Earth Object Surveyor infrared telescope is moving toward its preliminary design phase, led by University of Arizona professor Amy Mainzer. NASA plans to launch the surveyor in 2026.

NASA has appointed Amy Mainzer, a University of Arizona professor, to lead a project to track asteroids that potentially could crash into Earth - a mission involves launching a telescope into a high orbit to locate such near-Earth objects using the infrared radiation they emit. Read more»

Laiken Jordahl of the Center for Biological Diversity in Tucson visits wall construction sites every week or two to observe the work.

Conservationists expressed anger over the Supreme Court’s decision not to hear an appeal to stop construction of the border wall. But they’re moving ahead while monitoring construction as it chews through land marked by towering saguaros and habitat of the endangered jaguar. Read more»

President Donald Trump signed an executive order Monday suspending H-1B, L-1, J and other temporary work visas until the end of the year, while also extending the hold on green cards for new immigrants. Read more»