Every two years the automotive industry gathers in Japan to show the world its visions for the future of transportation. The Tokyo Motor Show, historically the coming-out party for the most audacious of vehicle designs, encompasses five massive buildings and more than a million square feet. It presents a prismatically varied glimpse of the cars and motorcycles that may grace your garage in the years ahead. This year, fuel-economy and safety were the main themes, with a host of new hybrid and hydrogen fuel-cell vehicles being debuted, but there was also a dash of whimsy, as with Honda's canine-friendly WOW concept.

140 years of Popular Science at your fingertips.
Each issue has been completely reimagined for your iPad. See our amazing new vision for magazines that goes far beyond the printed page
Stay up to date on the latest news of the future of science and technology from your iPhone or Android phone with full articles, images and offline viewing
Featuring every article from the magazine and website, plus links from around the Web. Also see our PopSci DIY feed
The 6th annual Invention Awards are here, from an inflatable tourniquet to a better lobster trap to spring-loaded hocket skates. This issue is all about the celebration of invention.
Plus: Making synthetic biology breakthroughs in a garage, building a constantly-moving ping-pong table, and a ridiculously overpowered barbecue.