A heavy rucksack is one of the trickiest problems facing the modern-day explorer. But this genius piece of tech will lift a weight off your shoulders. We’ve invented the wheel, put a man on the moon ...

Here's some news to lighten the load -- a new "floating" backpack is being developed that could soon ease the burden of shouldering heavy bags. The HoverGlide uses bungee cords and pulleys to cushion ...