Green

Mobile phone hacking in Africa

Mobile phone hacking in Africa

Interesting piece on AfriGadget about mobile phone hacking in rural Africa: One of the more interesting innovations is the development of a dual SIM card hack so that users can access multiple carriers. This product has two SIM card slots in a single phone – primarily to support price sensitive/prudent consumers who wish to optimise […]

Wind-Powered WiFi repeater

Wind-Powered WiFi repeater

These students came up with a great solution for expanding their wireless network. Apparently there wasn’t any power source available for the network repeater, so they build a wind turbine. These should be on every rooftop, in every city. Dan built the charging circuit himself. Essentially the windmill recharges two 12V batteries and the circuit […]

Waste disposal loves art

Waste disposal loves art

The green keeps on coming today – this San Francisco disposal company has its own sculpture park featuring work constructed from their main area of business – The Sculpture Garden at SF Recycling & Disposal is — as far as we know — the only art park located at a garbage company. The garden is […]

Deconstructing the lotus root

Deconstructing the lotus root

Windell, over at EMS Labs, takes a break from experimenting with hardware to play with his food, geeking out over the strange and cool properties of the Nelumbo Nucifera, also known as the Sacred Lotus (amongst other names): Any plant fiber running down the length of the rhizome would be trimmed down to an inch […]