Applied Science — Best Videos According to Hacker News

tutorial

E-paper hacking: fastest possible refresh rate

Applied Science

“Here's a fascinating video on how these displays work, and how you can modify the firmware of the driver to get faster refresh rates”

4 HN recommenders · 2018–2021

demo

DIY mass spectrometer measures potassium in dietary salt substitute

Applied Science

“he tries to explain why it's built the way it is and give you a good basis of the theory of operation.”

3 HN recommenders · 2020–2023

tutorial

Build an electroluminescent glass panel display -- an Apollo DSKY

Applied Science

“This video of building a custom Apollo electroluminescent glass panel DSKY display is also fantastic!”

2 HN recommenders · 2019–2023

tutorial

Glass engineering - designing and making photochromic glass

Applied Science

“I'd highly recommend his channel to anyone interested in science and fabrication.”

2 HN recommenders · 2017–2022

demo

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

Applied Science

“Fascinating teardown on one of these things at Ben Krasnow's channel”

2 HN recommenders · 2020–2024

demo

DIY Scanning Electron Microscope - Overview

Applied Science

“Ben Karsnow's channel is really inspiring. With every video, he pushes the limits of what I thought it was possible to do in your garage.”

1 HN recommenders · 2015–2025

explainer

How anti-theft tags work - magnetostriction

Applied Science

“here's an interesting and informative video from Applied Science on how these tags work”

1 HN recommenders · 2017–2020

demo

Laser diode self-mixing: Range-finding and sub-micron vibration measurement

Applied Science

“a pretty cool video where he demonstrates how a single laser diode can be used to measure miniscule vibrations”

1 HN recommenders · 2019–2025

tutorial

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

Applied Science

“There is a great video on creating lithographic masks on Ben Krasnow's Applied Science channel”

1 HN recommenders · 2020–2025

demo

Your toothbrush is worn-out!

Applied Science

“You can find electron microscope scans of fresh toothbrushes and worn ones in this[0] Applied Science YouTube video.”

1 HN recommenders · 2023–2025

demo

Hypercentric optics: A camera lens that can see behind objects

Applied Science

“Applied Science has a good video[1] showing how you can look around objects.”

1 HN recommenders · 2022–2026

tutorial

Making YBCO superconductor

Applied Science

“Here's his video of making YBCO for anyone that hasn't seen it”

1 HN recommenders · 2021–2023

demo

Measure the mass of an eyelash with a DIY microbalance

Applied Science

“YouTube just dug up a a real nice breakdown that Ben Krasnow did”

1 HN recommenders · 2018–2026