[RimstarOrg] has brought us an oldie but goodie this week. He’s built a ball bearing motor, a design which has been causing engineers and scientists to squabble for decades. [RimstarOrg] used a ...

Without ball bearings, civilization as we know it would come to a very loud and grinding halt ... Some of you may have already come up with the answer — we use smooth logs as roller pins under the ...

Ip Hin Yew was found to have multiple slingshots and spring-powered pistols. Read more at straitstimes.com. Read more at straitstimes.com.

One standout example of sustainable theater at Ball State was the 2023 production of “SpongeBob SquarePants,” directed by ...

Hundreds of marbles, ball bearings and homemade catapults have been ... a catapult with you in public and you have or you ...