Many of the experiments that appear to provide evidence of an effect are flawed, subject to experimental error, or are difficult to interpret.

FORBES: Should The FCC Re-Examine Cell Phone Radiation?

Massive open online courses have the potential to alter how we teach and learn as a society, but unlike other methods that are steeped in centuries of trial and error, the MOOC concept remains experimental and unproven -- often criticized as better suited for edification than rigorous education.

ENGADGET: blogger-avatar

Massive open online courses have the potential to alter how we teach and learn as a society, but unlike other methods that are steeped in centuries of trial and error, the MMOC concept remains experimental and unproven -- often criticized as better suited for edification than rigorous education.

ENGADGET