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42
Why are screw holes in most of the door hinges in zigzag orientation?
engineering.stackexchange.com

33
What is the lowest point below sealevel that we have built where a human can go?
engineering.stackexchange.com

17
Plastic shed base - How to level soil?
diy.stackexchange.com

16
Why don't bookshelves come with wall mounting screws included?
diy.stackexchange.com

12
How do vending machines prevent people from stealing goods?
engineering.stackexchange.com

12
Why did cracks form over the rebar grid in my concrete footings?
diy.stackexchange.com

11
How often does the federal government sue states?
politics.stackexchange.com

10
How do I self-repair a section of crumbling basement wall, or should I hire a professional?
diy.stackexchange.com

10
Gas range clicks but does not ignite
diy.stackexchange.com

9
What is the physical reasoning behind metal becoming stronger and harder if heat treated?
engineering.stackexchange.com

9
What does 高高矮矮 mean?
chinese.stackexchange.com

9
Can titanium be used as I-beams?
engineering.stackexchange.com

8
Metric bolt shear strength for a layman
engineering.stackexchange.com

8
What is the purpose of a 6" base gravel layer in patio installation?
diy.stackexchange.com

8
What are the actual dimensions of a 4x8' subfloor plywood panel
diy.stackexchange.com

7
Why do wooden gate designs recommend a brace under compression instead of tension?
engineering.stackexchange.com

7
How to “lock” a bathroom door without drilling or spending too much money?
diy.stackexchange.com

7
How can I eliminate wobble in my surface-mounted deck railing posts?
diy.stackexchange.com

6
When a car with an open differential turns, why does the inner wheel slow down and the outer wheel speed up?
engineering.stackexchange.com

6
What does "来" mean in "如果你不按照安全手续来的话，你可能会受伤的。"?
chinese.stackexchange.com

6
Difference in meaning: 多了 vs 极了
chinese.stackexchange.com

6
Does anyone know what this says and in what language?
chinese.stackexchange.com

6
What is the difference between 互相 and 彼此
chinese.stackexchange.com

5
Can/do Civil Engineers do "hands-on work" such as physically partake in building the infrastructure as well?
engineering.stackexchange.com

5
What are the units used in beam bending equations? Do they matter?
engineering.stackexchange.com

5
torque for a machine shaft
engineering.stackexchange.com

5
What happens from B to C in this stress strain diagram of mild steel?
engineering.stackexchange.com

5
Biden's stance on Saudi Arabia's human right issues
politics.stackexchange.com

5
How would I say "twin sister"?
chinese.stackexchange.com