Gathering lens VS egg

⚙️ Engineering

Tesla owners will have the ability to turn their cars into robotaxis. Technically, your car will earn money for you.

⚙️ Engineering

Mariana Trench deepsea Quirky Quest

⚙️ Engineering

Neodymium magnets produce free energy 🧲

⚙️ Engineering

Spiral Kinetic Art

The rotation creates a translational motion vertically, and each spiral has a slight asymmetry that complicates the perceived motion

⚙️ Engineering

Devil's firecracker

Powdered sulfur (S) and zinc (Zn) interact violently. Smoke puffs and a bright yellow-green glow can be seen.

⚙️ Engineering

Flames conduct an electric current

⚙️ Engineering

Cutting glass under water

Scissors make a micro-crack, the capillary effect completes the process by breaking off pieces of glass. The splitting occurs due to the wedging action of the capillary water.

⚙️ Engineering

🍸The "balancing" experiment

If you leave about a 1/3 of the liquid in an aluminum jar, the jar can be balanced at a 45 degree angle.

⚙️ Engineering

Decomposition of tin

Freezing temperatures are to blame.

⚙️ Engineering

Explosive polymerization of p-nitroaniline

⚙️ Engineering

Bloody Iron Reaction

⚙️ Engineering

Gravity and mountains

Gravity determines the height of elevation on a planet. Therefore, Earth's mountains cannot be higher than 15 kilometers.

⚙️ Engineering

Golden rain

The reaction of potassium iodide and lead nitrate.

⚙️ Engineering

Light and gravity

Light has no mass, but it has weight. This means that light can be bent by gravity.

⚙️ Engineering

Fluffy reef

Polyvinyl alcohol added to urea solution.

⚙️ Engineering

Growth of silver crystals on copper wire

⚙️ Engineering

Magnetic slime

⚙️ Engineering

Liquid aluminum and dry ice

⚙️ Engineering

Heliocentrism and geocentrism

How would the planets rotate if the Earth were at the center of the system.

⚙️ Engineering

Water and sodium

⚙️ Engineering