#How this unique 3D-printed stress ball helps bring relief and fun to your mind and body
Some of the best discoveries in human history were made by accident. Penicillin is probably the most popular example, but the X-ray, microwave ovens, and even cornflakes were all created through serendipity. Of course, accidentally discovering or creating something is one thing, but turning it into a successful and useful design requires more intentional planning…