Portland State University, 1825 SW Broadway, pdx.edu. Various times and locations Monday–Friday, May 12–16. Free.

Mill Cove Environmental Area (2317 Mill Creek Road, Tioga) WHEN: Saturday, May 3 from 9:30 a.m. to 4 p.m. NOTES: Join an Earth Day celebration in the outdoors on Saturday, May 3 at Mill Cove ...

Amazon.com Inc.’s first batch of production satellites launched toward low-Earth orbit on Monday, the biggest step to date in ...