DARPA's Spectrum Collaboration Challenge: finally some progress towards a "Cognitive Radio" future

For 17 years, I've been writing about the possibilities of "cognitive radio", in which radios sense which spectrum is available from moment to moment and collaborate to frequency-hop (and perform other tricks) to maximize the efficiency of wireless communications. Read the rest

The market failed rural kids: poor rural broadband has created a "homework gap"

America's commitment to market-based broadband -- fueled by telcom millions pumped into campaigns against public broadband provision -- has left rural Americans without access to the broadband they need to fully participate in twenty-first century life, with students among the hardest-hit victims of broadband deprivation. Read the rest