Welcome to Friday Futures, our weekly guide to the latest visions of The Future from around the web. This week: laughter is actually the best medicine; tiny battlefield drones; fighting bias in algorithms; plastic fuel; 3D printing revolution and lighting bubbles.
It turns out that laughter really is the best medicine
Neuroscientists have discovered a focal pathway in the brain that when electrically stimulated causes immediate laughter, followed by a sense of calm and happiness, even during awake brain surgery. Read more…
Tiny drones for soldiers in battle
The U.S. Army has placed a $39 million order for tiny reconnaissance drones, small enough to fit in a soldier’s pocket or palm. Read more…
MIT graduate fights bias in algorithms
Plastics could be turned into food and fuel
A new chemical conversion process could transform the world’s polyolefin waste, a form of plastic, into useful products, such as clean fuels and other items. Read more…
Here’s a great step forward in 3D printing
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