Get Wired (Again): Trolleybuses and Trolleytrucks
Low-tech SolutionsTrolleybuses and trolleytrucks have all the advantages of electric cars — and none of their drawbacks.
Cable trains (or funiculars) are one of the most energy-efficient modes of transport out there.
Trolleybuses and trolleytrucks have all the advantages of electric cars — and none of their drawbacks.
The embodied energy of the memory chip alone exceeds the energy consumption of a laptop during its life expectancy of 3 years.
Wind power rules, but commercially available small windmills are a swindle.
Time for a new age of sail.
Fast recharging times generate lots of excitement, but what seems to be forgotten is that they can lead to a fabulous amount of peak demand.
Oven stoves are greener, more efficient, healthier, safer and cosier than all modern heating systems. Why are they gone and how do we get them back?
The craftsmanship associated with timbrel vaulting has long vanished, but the achievements are still with us today.
A small windmill on your roof or in the garden is an attractive idea. Unfortunately, commercially available micro wind turbines deliver hardly enough energy to power a light bulb.
Narcís Monturiol successfully resolved the two basic obstacles presented to submarine inventors: air supply and mechanical power.
In spite of all the high-tech that has been squeezed into cars, the 2CV from 1949 is still more energy efficient than the smallest Citroen today.
If we would stuff people in the ‘Queen Mary 2’ like we fold passengers into airplane seats, the ship could transport more than 500,000 people
Replacing tractors with real horse power could be the revolution that agriculture needs.