This tiny solar powered machine is the worked of designer Szymon Klimek. His tiny design is so small that it sits perfectly inside a wine glass with all the parts, made from brass and bronze, perfectly moving inside the glass.
Called Sponge it is a truly amazing example of engineering on a miniature level as the machine sits perfectly with mechanical arms rotating and spinning in unison.
Rather than just being faux-meat, Mamu is different. It's a mushroom-based meat alternative that's getting its launch in restaurants so that chefs can test its versatility. Flora Tsapovsky investigates.