A mere drop of blood makes skin cells line up

A team of researchers performed experiments on blood-deprived cells that were subsequently exposed to blood serum. Remarkably, all the cells started to move and grow in the same direction as soon as the blood serum was added.

BMW made a self-driving motorcycle

Motorcycle riders die at a rate 28 times higher than that of people behind the wheel of a car. It’s safe to say, then, that motorcycles theoretically stand to benefit from the recent boom in the development of driver assistance technology. There are unique challenges, to be sure, but the application looks more possible than ever, thanks to a new video of a self-driving motorcycle released by BMW Motorrad, the company’s two-wheeler division.

BMW Motorrad says it’s been working on the technology for more than two years, and the effort shows. The short video showcases a BMW motorcycle cruising around a test track with no driver, starting from a stop, leaning into turns, and braking all by itself.

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