Sony's petite T350P finally frees you from the invisible umbilical of Wi-Fi. Although the laptop includes both Wi-Fi and Bluetooth, it's the first to also incorporate built-in access to Cingular's EDGE wireless data network, giving you near-broadband speed (up to 135 Kbps) in about 85 percent of the country. 1.2GHz Pentium M; 10.6-inch screen; 60GB hard drive; From $2,100
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.