Optical fiber Updated 2025-07-16
Video 1.
The Story of Light by Bell Labs (2015)
Source. Gives some ideas of the history of fiber optics. Features: Herwig Kogelnik.
Video 2.
Fiber optic cables by EngineerGuy
. Source.
Video 3.
Fiber optics fundamentals by Shaoul Ezekiel
. Source. 2008 at MIT. Theory and demonstration.
Optical tweezers Updated 2025-07-16
Sample usages:
Video 1.
Optical Tweezers Experiment by Alexis Bishop
. Source. Setup on a optical table. He drags a 1 micron ball of polystyrene immersed in water around with the laser. You look through the microscope and move the stage. Brownian motion is also clearly visible when the laster is not holding the ball.
Optics Updated 2025-07-16
When dealing more specifically with individual photons, we usually call it photonics.
Oracle Corporation Updated 2025-07-16
Evil company that desecrated the beauty created by Sun Microsystems, and was trying to bury Java once and or all in the 2010's.
Their database is already matched by open source e.g. PostgreSQL, and ERP and CRM specific systems are boring.
Oracle basically grew out of selling one of the first SQL implementations in the late 70's, and notably to the United States Government and particularly the CIA. They did deliver a lot of value in those early pre-internet days, but now open source is and will supplant them entirely.
Ordered pair Updated 2025-07-16
Sets are unordered, but we can use them to create ordered objects, which are of fundamental importance. Notably, they are used in the definition of functions.
Oscilloscope Updated 2025-07-16
Video 1.
FNIRSI 1014D review by Kerry Wong (2022)
Source. One of the cheapest oscilloscopes available at the time.
Final Fantasy VI Updated 2025-07-16
OMG, the second half of the game where the world becomes quite open and all backstories are revealed, is one of the best gaming moments ever.
Finance guru Updated 2025-07-16
A person who gives financial advice, notably personal finance advice. Some of them are questinable guru-like beings, and many are on YouTube.
Finance is a cancer of society Updated 2025-07-16
The financial industry does not serve society nowhere near its magnitude (London of course being the epitome of that). It serves only itself. It just grows without bound.
Video 1.
Why I chose quant trading to retire early by Lit Nomad
. Source. Ciro Santilli was not sure under which section classify this video. It is worthwhile despite the title
First They Ignore You Updated 2025-07-16
First They Ignore You, Then They Laugh at You, Then They Attack You, Then You Win
Fiscal paradise Updated 2025-07-16
Fiscal paradises must be invaded and destroyed.
Fish Updated 2025-07-16
This paraphyletic subgroup is easy to form the "acquatic only" (fishes) vs "things that come out of water" (tetrapods). Though mudfishes make that distinction harder.
Which kind of makes sense, why would you want for limbs unless you are going to stay out of water!

There are unlisted articles, also show them or only show them.