A variety of hot air balloons have graced balloon festivals around the globe. Here are some of the best of the best:

Forget the sterile white aesthetic of mass-produced RVs: these converted buses and trucks are true houses on wheels, complete with porches and wood stoves.

These 20 amazing futuristic hydrogen vehicle concept designs are some the coolest hydrogen vehicles that we'd like to see rolling down the highway soon.

Will the bicycles of the future charge our laptops, harness pedal power or even float on water? These concept designs give us a glimpse at the possibilities.

What do the green cars, bikes and mass transit systems of tomorrow look like? They're sleek, futuristic and in some cases, bizarre and impractical.

Why park our bicycles in full view, at the mercy of the elements and the unscrupulous, when we can bury them in the depths of the earth?

Winter is here: time to shiver in a bleak, nasty cubicle as you wait for your bus? Not so, as these three eco-innovative shelters demonstrate.

Solar panels still need a huge surface area - so, no good for our favorite modes of personal transportation? These 3 vehicle designs disagree.

Sensational scientific discoveries, great new gadgets and terrific (as well as terrifying) technologies past, present and future await at the all-new Gajitz

Tire recycling is on a roll, as shown by these six gorgeous products that add quirky style to our homes.

Isn't it about time airships took off in a big way? Why not rise above all of that with the oldest invention in the history of aviation?

15 innovations for our healthiest, eco-friendliest mode of transport, the humble, noble bicycle.

Here are 41 bridges from around the globe in the hope we can find the perfect blend of environmentally conscious beauty and design to cross into the future.

Power from bicycles is not an entirely new energy idea but this highly creative public use could take the technology to the next level as people rent them.

A big misconception is that not everyone can afford to go green. These 15 cars can help you save both the environment and your wallet.