Elevating the simple city bike into a work of art, Van Heesh Design’s steel frame bicycle is plated with brass, providing it with an elegant, shiny, and rust-resistant finish. Also made in copper and zinc.

If designer Brian Russell has his way, you’ll never get a flat again. His concept bike tire is made from rubber stretched over carbon nanotube-reinforced rods, to provide a cushioned ride without air.

While most cats would dart off a moving bike in a heartbeat, this dude’s kitty faithfully hangs on while he rides his bicycle all over Philly. the backing track is Ratatat’s awesome Wildcat. (Thanks OrionFyre!)

Either the guy in this video is the craziest daredevil we’ve seen in a while, or his pals who shot the video are awesome VFX artists. Here’s the ramp he launched from, but we want helmetcam footage!

Its name is actually a little deceiving. You’ll still need to hunt down an air compressor – but this nifty keychain attachment will convert any standard compressor hose into an impromptu bike pump.

We’re pretty sure that the skinny bikes designed for the Tour de France weren’t designed for street trials and wall-riding, but that didn’t stop Martyn Ashton from using his $16,000 carbon fiber bike that way.

A first person view of 4-year-old Malcolm tearing through a section of the Highland Mountain Bike Park. His exhilarated commentary – and moments of tense silence – make it even more fun to watch.

An ingenious bike light that adds a pair of red laser-powered lane markers on either side of you, alerting drivers to keep their distance, and increasing visibility. Also has a bright LED tail light.

Remember this dude’s motorcycle? This cyclist only has a bicycle, but at least it isn’t a prop. Believe it or not, the bicycle actually works. Though it’ll only be good for Tour de Front Porch.

Many people avoid wearing bike helmets because of their bulk and lack of comfort, but design students Anna and Terese came up with a safety concept that’s like not wearing a helmet at all.

Yeongkeun Jeong and Aareum Jeong devised this clever system of stick-on dots and a lengthy strap which can be woven around the triangular frame of most bikes, creating storage space out of the void.

If you’re going to be visiting Montreal soon we have good news: the city has a motorbike band with a sidecar cow on drums. The bad news? They only know how to play Sweet Home Alabama.

Take a fun and exhilarating ride down the snow-covered Allalin Glacier with Andreas Tschanz and 138 other bikers, as he hits almost 80mph, all captured from the viewpoint of his helmetcam.

Norman is a performing dog and is known for riding a scooter. Here’s his new trick: riding a bicycle. If he can pull it off without the training wheels, we’ll put him in the same league as this dog.

With its carbon fiber reinforced plastic frame, and 2.3 kW motor, Audi’s concept bike can hit speeds up to 50mph in its pedal/electric mode, and 31mph in pure electric. Plus it has a “wheelie” mode.

These lightweight, durable motorbikes run on electric power, with top speeds of 80mph and a 2 hour runtime. The MX goes off-road, while the SM is for urban dwellers, and the PD is for cops.

This well-behaved golden retriever faithfully keeps watch over his owner’s bicycle when he steps away from it. Maybe it’s because he likes to ride just as much as his master.

Copenhagen Parts’ bike lights automatically light up as soon as you stick em on your (steel framed) bike and turn off when you take them off. They come in aluminum or silicone rubber cases.

A bicyclist chooses one of the more dangerous methods to gain speed on the highway, as he drafts just inches behind an 18-wheeler. Let’s hope the truck doesn’t stop short.

Bike Fixtation’s vending machine sells not just snacks but tools and materials for repairing bikes as well, such as inner tubes and patch kits. Sold as is or as part of a self-service kiosk.

An experimental bike frame made by Brano Meres that uses sandwich panels to achieve a faceted look similar to its namesake aircraft. It has an aramid honeycomb core and carbon fiber skin.

A man named Max X. decides to take advantage of a nice day to take his bicycle for a ride. He also needs to pump up some flat tires and a few other things along the way.

Masashi Teshima spent 7 years and $121,000 making a replica of the iconic bike from Akira. He exhibited the bike all over Japan to raise funds to help victims of the 2011 earthquake. Videos here.