Tonal is like a personal trainer mounted to the wall of your home. It trains with you, recommends routines based on your preferences, and will spot you like a gym buddy.  This box turns almost anything into a 3D interactive hologram The future of rescue robots looks a lot like a centaur Meet the aquatic WALL-E that could help clean our oceans Someone taught Amazon’s Alexa sign language This device can charge your phone with wind or water This robot can sew an entire t-shirt without human help This ‘smart’ prosthetic ankle makes it easier to use stairs A teenage millionaire built a real-life Dr. Octopus suit Dissecting your cat in VR is terrifyingly cute The wearable chair is here to help workers who stand all day This monster mower can cut more grass than you can imagine Read more from mashable.com…

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