Applied Science’s most viewed videos of 2020
Lifetime totals, not views in this range.
Snapshot from 19 Oct 2026.
- Rank 1:

Alpha radiation makes sparks, detects smoke, and eliminates static cling
- Rank 2:

Ultrasonic soldering bonds glass, titanium, stainless steel, ceramics, tungsten, nichrome...
- Rank 3:

Hypercentric optics: A camera lens that can see behind objects
- Rank 4:

Shooting an electron beam through air
- Rank 5:

Details in the process of making "blacker than vantablack" coatings (part 1?)
- Rank 6:

Antique 4x5 camera creates 20 micron photolithography masks: Super tiny tax form
- Rank 7:

Holograms on chocolate
- Rank 8:

Demo and teardown of an X-ray fluorescence gun (measures chemical composition)
- Rank 9:

Etching silicon wafers to make colorful Rugate optical filters (porous silicon)
- Rank 10:

Electron microscope animation: Carbon nanotubes pulled into thread
- Rank 11:

Giant glass diffusion pump and cathode ray tube demo