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American inventor Herns Louis has come up with an interesting way to reduce inefficiencies inherent in regular dual-fuel motors. His H-motor design splits the cylinder banks of a dual-fuel motor into separate engines that can each be tuned specifically for a single fuel source.

When musician David Packouz couldn't find a stomp-based drum machine that didn't sound, well, like a drum machine or one that could provide fills, changes and accent hits on the fly, he set about designing and building his own. Gizmag reviews the BeatBuddy drum machine pedal.

Human waste produced on space missions is currently stored in containers before being loaded into cargo vehicles that burn up as they pass through Earth's atmosphere. Now researchers have found a better use for the material, by developing a process to turn it into rocket fuel.

Scientists from the University of Zurich (UZH) have discovered that DNA can survive not only a flight through space, but also re-entry into the Earth's atmosphere and still remain active.

Smartphones are more powerful than ever, but they still have an annoying tendency to run out of juice just when you need them most. Plan V could get you out of such a fix, as it's a small and light keyring-based device that can be used to charge your smartphone from a 9-volt battery.

In Melbourne's inner-northern suburb of Brunswick stands a beacon of green and thoughtful design. The Commons is a beautiful five-story apartment block with sustainability emanating from every square foot, from the bicycle rack to the communal veggie garden on its roof.

Next time you have a party to organize, there may be one more venue to add to the shortlist. The Nedship Xhibitionist Event Super Yacht design has been penned with the express purpose of hosting celebrations and soirées for up to 600 guests.

One man's waste is another's man's bus fuel, so the saying might now go. Indeed, next time people in the UK go for a number two, they could be powering the number two bus. Geneco's new Bio-Bus is powered by gas generated via the treatment of sewage and food waste.

Using clothing or bags as a pillow while traveling will often result in a sore neck. Problems like that could be a thing of the past with Tumi's Patrol Travel Puffer Jacket, which transforms into a pillow when you stuff it into a hidden pouch in the collar.

Engineers at Stanford University have come up with a new ultrathin, multilayered, nanophotonic material that not only reflects heat away from buildings, but also directs heat from inside out into space, cooling both the building and the planet as well.

The idea of putting a Star Trek-like force field around the entire Earth seems like the fodder for a fairly silly science fiction epic out of the 1930s, but according to space scientists, such a barrier already exists.

Security researcher GironSec has pulled Uber's Android app apart and discovered that it's sending a huge amount of personal data back to base – including your call and SMS logs.