2 Views PremiumAug 7, 2026
Glass artisan handcrafts a dinosaur skeleton
2 Views
The follow-up on well drilling at the mountaintop is here
65 Views
4 minutes' perfect song after revised for 6 months
84 Views
Watch How an Excavator Works!
69 Views
A printing press from the Sacramento History Museum
27 Views
Workers’ Lunch Break
8 Views
Why is it so hard to drive a walking tractor?
30 Views
The longer you do this job, the more cautious you become!
23 Views
Why is there always a worker crouching in the most dangerous spot next to the piling rig?
48 Views
Why can a flame gun refurbish plastic?
95 Views
In the event of severe weather, you must release the slewing brake before leaving the tower crane.
18 Views
Which melts first: glass beads or screws?
85 Views
I simply don’t believe—nor do I want to post—a ready-to-ship complete robot with a 20kg payload at t
17 Views
Fighter Jet Fuel Consumption
Transporting wind turbine blades
44 Views
19th-century German craftsmanship. The principle of the Reuleaux triangle—still haven’t figured it o
22 Views
Wire is obviously very stiff, so why does it snap after just a few bends?
Why must steel strands be first separated and combed?
28 Views
Machines and tools no man can resist
68 Views
“My imperial excavator bucket has finally been shipped!”
82 Views