The terms “pre-K” and “TK” are popping up a lot in K-12 education circles right now, referring to pre-kindergarten or ...

Monica Courville said teaching is a calling, and she doesn’t mind taking the extra time to make sure her classroom is the ...

A W-band extended interaction oscillator (EIO) driven by a pseudospark-sourced sheet electron beam (PS-SEB) is demonstrated in this letter. The idea of combining the advantages of a ...