Chinese e-commerce giant Alibaba has built a robot porter for hotels called Space Egg

Alibaba may not be a household name in the US, but the Chinese e-commerce firm is one of the world’s largest: its online sales in 2015 were greater than Walmart, Amazon, and eBay combined. Now, the company is getting into commercial robotics with the launch of the Space Egg: a robot porter designed to ferry items around hotels.The robot was unveiled at a computing conference in Hangzhou, China, last week, and it will start work at its first hotel in the city next month. It has a curved al