Portland

Tucson, Tampa, El Paso Break Heat Records: Here’s Where Else Temperatures Are Hitting Record Levels

Artemis I Update: Orion Offloaded from USS Portland in Preparation for Transport to Kennedy Space Center

People in Portland Planted Trees. Decades Later, a Stunning Pattern Emerged

A research team found that replacing quarried limestone with biologically grown limestone, a natural process that some species of calcareous microalgae complete through photosynthesis (just like growing coral reefs), creates a net carbon neutral way to make portland cement.

A Rare Tornado Touched Down Near Portland, Oregon, On Monday Night

American Rocketry Challenge sees Portland school take 2021 championship

SpaceX Rocket Debris Seen Over Seattle and Portland, Astronomers Say