Here are some of yesterday’s Gadgets stories: Rumor: The Quad-Core HTC Edge Breaks Cover Barnes & Noble Officially Unveils The 7-Inch Nook Tablet Sharp Reaches Record Conversion Efficiency With New Solar Cell Video: Telepresence Robot Avatar TELESAR V Panasonic Releases New Micro Four-Thirds And 3D Cameras, The GX1 And 3D1