Folding bikes are particularly efficient when used in conjunction with public transit. Unlike regular bikes, they can be taken easily on buses, trains or ferries. In fact, some transit systems will only allow folding bikes to be taken on board. For a little extra weight, you get the benefit of going up hills easily, and […]
Electric Folding Bikes: Ultra-Efficient City Travel Read More »
Solar energy is often used to heat water or generate electricity, but it can also be used to heat air. The SolarDuct is a new device that uses sunlight to heat air before it enter a ventilator. They are modular units that can be installed on buildings with flat roofs.
SolarDucts: Heating Air and Generating Power Read More »
A trailer bike is a one-wheeled bike extension that attaches to the back of your bike. They are an efficient way to bring your child on a longer bike ride. Your smaller companion can assist you with pedaling, while you control the steering and speed. This allows your child to become familiar with the process
Trailerbikes: A Review and Buying Guide Read More »
The Geobulb is an 8 watt LED light that replaces a 60 watt incandescent bulb. It generates 800 lumens of light to be exact — either warm white light or cool white. This bulb has a sleeker design than some of the LED lights I’ve seen — check out that aesthetically pleasing heat sink.
Geobulb: A LED Bulb That Replaces A 60W Bulb Read More »
I’ve been testing the battery-powered Tri-L LED work light by Altus Lumen. I have to admit that this light has become one of my favorite gadgets. The design of the Tri-L shows great attention to detail. The metal housing is made out of 85% recycled magnesium which is lighter than aluminum, so the Tri-L feels
The Tri-L: A Portable LED Work Light Read More »
This portable fan, the Seabreeze Turbo Aire, has an aerodynamic design inspired by a jet engine. It produces a high velocity airstream through an optimized blade shape and orientation.
Very Efficient Portable Fan: The Seabreeze Turbo Aire Read More »
A solar shower is a fun and highly efficient device for summer. It operates by attaching a standard garden hose to the shower — water is heated inside an integrated solar-thermal tank. After 1-2 hours the water will be hot enough for a shower. Solar heated shower are also handy for camping — you can
Efficient: Solar Showers Read More »
A washing machine that cleans clothes by pounding them with plastic chips could save billions of gallons of water a year, its inventors claim. The Xeros uses less than 2 per cent of the water – and energy – of a conventional model and leaves clothes almost dry, doing away with the need for a
New Washing Machine Uses Plastic Chips Instead of Water Read More »
