Abstract: In this paper, the stick-slip effect was introduced and a prototype of trans-scale precision positioning stage based on the stick-slip effect was designed. The electro-mechanical conversion ...

Building a 12-meter tree house by hand demanded focus, balance, and steady effort. Adding a swimming pool and grape vines introduced new challenges that slowed progress and exposed mistakes. Working ...

UNC's PANIC METER, Scale of 1-10? | Can Hubert Davis FIX Tar Heels' Defense Before It’s TOO LATE? To stream 9NEWS on your phone, you need the 9NEWS app.

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This video captures the dramatic drop of the world’s heaviest 4-inch cube from a height of 45 meters onto solid concrete, testing the sheer force of impact and revealing whether the cube or the ground ...

Scientists recently discovered a new species of green anaconda in the Amazon rainforest. A new Nat Geo series shows the moment they encountered this snake in the wild. When you purchase through links ...