Casting Silicone Parts With 3D-Printed Inserts For Stiffness
https://hackaday.com/2021/08/17/casting-silicone-parts-with-3d-printed-inserts-for-stiffness/

Prolific maker [Jan Mrázek] shared his process for casting soft silicone parts that nevertheless have some added stiffness, which he accomplished by embedding porous, 3D-printed “ribs” into the pieces during …read more (https://hackaday.com/2021/08/17/casting-silicone-parts-with-3d-printed-inserts-for-stiffness/)

Spiffy Summer Project Sources Solar Sounds From Scraps
https://hackaday.com/2021/08/17/spiffy-summer-project-sources-solar-sounds-from-scraps/

[Gijs Gieskes] has a long history of producing electronic art and sound contraptions, and his Zonneliedjes (sunsongs) project is certainly an entertaining perpetuation of his sonic creations. With the stated …read more (https://hackaday.com/2021/08/17/spiffy-summer-project-sources-solar-sounds-from-scraps/)

Boston Dynamics Atlas Dynamic Duo Tackles Obstacle Course
https://hackaday.com/2021/08/17/boston-dynamics-atlas-dynamic-duo-tackles-obstacle-course/

Historically, the capabilities of real world humanoid robots have trailed far behind their TV and movie counterparts. But roboticists kept pushing state of the art forward, and Boston Dynamics just …read more (https://hackaday.com/2021/08/17/boston-dynamics-atlas-dynamic-duo-tackles-obstacle-course/)

Running Six VGA Projectors From a Single ESP32
https://hackaday.com/2021/08/18/running-six-vga-projectors-from-a-single-esp32/

Today’s microcontrollers are high-speed powerhouses that can do absolutely wonderous things. By virtue of fast clock speeds and special DMA hardware, it’s often possible to achieve great feats that seem …read more (https://hackaday.com/2021/08/18/running-six-vga-projectors-from-a-single-esp32/)

Boat Brings Bathers Beverages
https://hackaday.com/2021/08/18/boat-brings-bathers-beverages/

Chilling in the pool is great, but what a drag to have to get out to grab a cold brew. [Alister] had his eye on a commercial drink float, but …read more (https://hackaday.com/2021/08/18/boat-brings-bathers-beverages/)

Airdropping Live Fish Is A Thing And It Looks Magnificent
https://hackaday.com/2021/08/18/airdropping-live-fish-is-a-thing-and-it-looks-magnificent/

Utah is a place that features a wonderful and varied wilderness. Its mountainous terrain is home to many valleys, ponds, and streams. They’re a particular favorite of recreational anglers who …read more (https://hackaday.com/2021/08/18/airdropping-live-fish-is-a-thing-and-it-looks-magnificent/)

Design Improvements Make DIY Oxygen Concentrator Even Better
https://hackaday.com/2021/08/18/design-improvements-make-diy-oxygen-concentrator-even-better/