Very Compact Ofuros (Japanese Baths)

Japanese soaking baths are built small but deep. These compact “ofuro” will fit in just about anywhere — even the smallest apartment. Diamond Spa makes the baths pictured here. We’ve no idea on the price, but the concept is good. If anyone knows where to get this style of tub at a reasonable price please let us know.

Efficient Diesel Motorcycle Created

Star Twin, a company in Holland, has designed and built a motorcycle with a turbocharged, direct injection diesel engine. There’s potential for biodiesel here, and reportedly the bike gets 150MPG. It’s called the “Thunder Star 1200 TDI Sportbike”. KneeSlider tells us that Star Twin started with a three cylinder diesel engine from the VW Lupo, redesigned numerous parts using SolidWorks …

PaxFan: An Innovative Spiral Form

A fine example of biomimicry, the PaxFan is an innovative, spiral fan created by Jay Harman, an Australian inventor. His domestic exhaust fan is half as noisy and three-quarters more efficient than the average fan. Sierra Magazine reports: Harman spent a lot of his life watching water flow, both as a diver and as a sailor, one of those principles …

Bamboo Fiber Duvet & Sheets

After trying bamboo fibers shirts, I’m sure sleeping under this bamboo fiber duvet would be great. You can read about the efficiency of bamboo fiber here. Bamboo fiber sheet sets are available from Bed, Bath and Beyond.

LED Grow Lights

A lot of readers expressed interest in using red and blue LEDs for hydroponic growing. These LED lights can be found at Amazon. It is, of course, more efficient to grow plants outside, but when this is not possible, LEDs are an efficient choice.

Presso: A Non-Electric Espresso Maker

The Presso is a manually operated espresso machine — no electricity is required. You make an espresso by adding hot water and ground coffee at the top. When you press down on the levers, the pressure pushes the water through the coffee, and it is deposited in your cup. You can make either a double espresso or two single espressos …

Soapstone: Highly Efficient For Cooking

Soapstone is a porous stone that retains heat efficiently and evenly. It’s an excellent material for cookware. Soapstone pans and pots are handmade in Brazil and are able to withstand temperatures twice as high as cast iron and other metal cookware. Soapstone develops a natural non-stick surface and lustrous black patina finish after curing. They can be put in the …

Effective Microorganisms or EM

This may be one of the most efficient things we’ve featured. “Effective Microorganisms” or EM is a formula of specially selected microbes which can be used for many applications. For example, they are a metaefficient compost additive. If you add a mixture of them to your kitchen compost and it will decompose more quickly and with less odor.

Mobile.Seed: Biodegradeable Mobile Phone

Interesting concept. It’s called the Mobile.Seed. The idea is to have a fully biodegradable mobile phone that contains a visible seed inside. When you done with the phone, you put it in the ground, and flowers grow from the seed within. The phone’s brand could be tailored around the seed and plant that grows.

Vigilus Mountain Resort

Vigilus is an efficient mountain resort located in Südtirol, Northern Italy. It is reachable only by cable car. The resort was made with the ideal of an “organic architecture” — architecture integrated with the existing natural elements. All rooms outfitted with a clay partition wall, which stores warmth and moderates the room climate. The Vigilius mountain resort is stoked by …