World of Engineering
@engineers.bsky.social
The most fun way to learn something new everyday.
Drops on penny experiment: water vs alcohol.
The water molecules have much more cohesion than alcohol molecules, because they grab onto one another through hydrogen bonds.
The water molecules have much more cohesion than alcohol molecules, because they grab onto one another through hydrogen bonds.
November 10, 2025 at 8:39 AM
Drops on penny experiment: water vs alcohol.
The water molecules have much more cohesion than alcohol molecules, because they grab onto one another through hydrogen bonds.
The water molecules have much more cohesion than alcohol molecules, because they grab onto one another through hydrogen bonds.
Cordless wall chaser
November 9, 2025 at 3:23 PM
Cordless wall chaser
Read this vernier caliper.
November 6, 2025 at 8:18 AM
Read this vernier caliper.
Please explain
November 4, 2025 at 6:00 PM
Please explain
Lifting anchor
November 4, 2025 at 9:10 AM
Lifting anchor
Everything is a hammer unless it's a screwdriver, then it's chisel.
November 1, 2025 at 5:44 PM
Everything is a hammer unless it's a screwdriver, then it's chisel.
5 megabytes of storage in 1956:
October 31, 2025 at 7:05 PM
5 megabytes of storage in 1956:
Right angle attachment
October 29, 2025 at 5:56 AM
Right angle attachment
Electrical discharge machining (EDM) is a non-traditional form of precision machining that uses thermal energy instead of mechanical force to remove material from a workpiece.
October 28, 2025 at 6:13 PM
Electrical discharge machining (EDM) is a non-traditional form of precision machining that uses thermal energy instead of mechanical force to remove material from a workpiece.
It didn’t get any cooler than this in the 1960’s
SR 71 Blackbird - it still looks futuristic today, sixty years after it came out.
SR 71 Blackbird - it still looks futuristic today, sixty years after it came out.
October 28, 2025 at 1:50 PM
It didn’t get any cooler than this in the 1960’s
SR 71 Blackbird - it still looks futuristic today, sixty years after it came out.
SR 71 Blackbird - it still looks futuristic today, sixty years after it came out.
The American Gyro AG-4 Crusader, 1935.
Number built: 1.
Number built: 1.
October 27, 2025 at 2:10 PM
The American Gyro AG-4 Crusader, 1935.
Number built: 1.
Number built: 1.
Well what do you think of this?
October 24, 2025 at 7:45 AM
Well what do you think of this?
- William Shakespeare
October 22, 2025 at 6:05 AM
- William Shakespeare
Rebar tying robot
October 21, 2025 at 12:44 PM
Rebar tying robot
Why is there pretty much nothing on this side of the Earth?
October 21, 2025 at 11:48 AM
Why is there pretty much nothing on this side of the Earth?
Wolseley-Vickers wheel-cum-track car, 1926.
October 21, 2025 at 5:43 AM
Wolseley-Vickers wheel-cum-track car, 1926.
Parting off with ease
October 16, 2025 at 8:35 AM
Parting off with ease
RMS Titanic under construction (circa 1909-1911), in the world's largest shipyard, Harland & Wolff, in Belfast. Of the more than 3,000 people who worked on the world's most famous ship, which set sail on April 2, 1912, 246 were injured, 28 of whom lost arms or legs to objects such as falling steel.
October 13, 2025 at 2:22 PM
RMS Titanic under construction (circa 1909-1911), in the world's largest shipyard, Harland & Wolff, in Belfast. Of the more than 3,000 people who worked on the world's most famous ship, which set sail on April 2, 1912, 246 were injured, 28 of whom lost arms or legs to objects such as falling steel.