Efficient Cargo Bike: The Bilenky

Russ Roca has posted a great review of the Bilenky cargo bike on his Bike Commuters site. After 300 miles of test riding, he says the Bilenky is better than the Xtracycle or LongJohn cargo bikes.

China’s Huge Self-Sustaining Solar LED Wall

It’s called the GreenPix Zero Energy Media Wall, and with 2,292 individual color LEDs, comparable to a 24,000 sq. ft. monitor screen, it’s said to be the largest color LED display in the world. The wall is solar-powered too — photovoltaics are integrated into the wall’s glass curtain, and it harvests power during the day, to illuminate the display at …

Airship Wind Turbine Tested

Magenn Power has been testing its airship-based wind turbines— the company hopes to prove that its “air rotor system” will work. The Canadian startup has named the system MARS. It consists of a blimp that is tethered to the ground, and rotates horizontally in the wind, generating electricity. According to Greentech Media, the blimp is designed to float between 600 …