New ways to make vertical farming stack up

From the outside it looks like a tall, metal-clad barn. But step in, through a large airlock designed to keep out the bugs, and a kaleidoscopic scene emerges. A central aisle is flanked by two pairs of towers. Each tower is stacked with a dozen or so trays on which are growing strawberries, kale, red lettuce […]

Pies in the sky: fast-food deliveries by drone are taking off

Maron kristófersson is looking forward to the completion of a new roof on his office in downtown Reykjavik. It is not that the old roof leaked, but rather that the new one will be heated. Mr Kristófersson is the boss of aha, which delivers on behalf of restaurants and shops in Iceland’s capital. The heated […]

Rise of the robochef

CREATOR, a new hamburger joint in San Francisco, claims to deliver a burger worth $18 for $6—in other words, to provide the quality associated with posh restaurants at a fast-food price. The substance behind this claim is that its chef-de-cuisine is a robot. Until recently, catering robots have been gimmicks. “Flippy”, a robotic arm that […]