a science question that you've always wanted answered we're happy to help out it's a little ass as a video text ovoid smell if we answer it on the show we'll send you a little surprise as a thank you can i just ask. you'll find as i did have a dot com slash science all drop us a line at d w underscore site tech on facebook d w dot science. time for al. video of the week this 3 d. printed robot fascinated many of us. it's a model of all robotics tops to an extinct tetrapod that lived during the permian era around 219000000 years ago. scientists at berlin's home bought university and the planet take in stitches of luzon drew on the fossil and fossil tracks to create a robot simulation. called