More than a decade after being recognized as the Arkansas 2007 teacher of the year, Justin Minkel still found himself flustered when his principal slipped into the back row of class. “When my ...

Short, unannounced classroom visits are the best way for principals to see representative slices of teaching (not the dog-and-pony show), give credible feedback to teachers, and be players in ...

Add Yahoo as a preferred source to see more of our stories on Google. Didymos, left, and Dimorphos are seen just seconds before the DART mission impact. - NASA/Johns Hopkins APL In 2022, a NASA ...

The study of climate change has been based strongly on data collected from instruments, but how local people perceive such changes remains poorly quantified. We conducted a meta-analysis of climatic ...

Observations from the European Space Agency's Mars Express orbiter have been used to create this animation of a butterfly crater on Mars. "A butterfly crater is created when a space rock collides ...

The Center for Teaching & Learning (CTL) at CU Boulder offers free and confidential classroom observations for educators at all levels. Whether you’re a tenured professor, teaching professor, lecturer ...

SWOT observations of the tsunami wave field offshore Kamchatka about one hour after the earthquake covering the two parallel diagonal lines cutting across the image. The measurements allowed the ...

Sometimes, someone close to the industry comes out with some comments that distill many of the big ideas that people have about the direction that the world is going in with AI. That’s on display in a ...