Emerald Guard — The Art of J. Edwin Stevens

Concept art for my personal project. See more at https://www.patreon.com/JoshuaCalloway

Hypnosis Spiral Hypnotic Illusion by Stage Hypnotist Richard Barker. Like this video? Check out his playlist, Hypnotic Illusions: https://www.youtube.com/pla...

Engineers have discovered that with 3D printing, porcupine quills can be mimicked to design lightweight materials that can handle extreme loadings.