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Google deliveries – dropped by drone

Google has joined Amazon in planning a drone-based delivery service, though whether Google’s will ultimately drop parcels on doorsteps or emergency supplies to earthquake victims is still uncertain. Google has designed its own four-propeller, fixed-wing drone that will save energy by using aerodynamic lift once airborne. The idea is to take “a huge chunk out of the friction involved in moving things around”, says Astro Teller, head of Google X, the research lab behind the plan, in Mountain View, California.

Geologists get deep in Minecraft

Minecraft fans have sunk thousands of hours into creating replica worlds in the block-crafting game, from to . Now the British Geological Survey has joined in by releasing a of the geology of mainland Great Britain and surrounding islands, right down to the bedrock, using different Minecraft blocks to represent various rock types. The model builds on – or under – a .

438.9m Viewers of PewDiePie’s YouTube channel in July, according to OpenSlate. PewDiePie, Swedish gamer Felix Kjellberg, plays games while commentating

Glass app sees red on your behalf

A Google Glass app called Chroma swaps the colours that a colour-blind person cannot distinguish well with those they can, boosting their colour vision when they look at Glass’s real-time video stream. The app can switch between four modes, catering for most colour-blindness types. , San Diego, will demo the app at Ubicomp 2014 in Seattle, Washington, on 13 September.