Learning about Space. There we’re working miniature prototypes of a ship to get humans up to 12% of Speed of Light. Project Orion worked by blasting nuclear bombs behind a ram jets once per second.

Flat earth. It's like a mix of bizarre comedy and a Japanese game show after a while.

Discovering how to extract game sounds into common formats from a Nintendo switch game catridge

To Catch A Predator and its spinoffs/follow-up acts, Takedown with Chris Hansen being the newest.

TV Tropes

Ham Radio.

It started with a pair of two-way walkies, talking with a friend in the backyard while sitting in my bed and then you're pointing to satellites and the ISS to download weather and old space images.

The Titanic is endlessly fascinating. Curse OceanGate for reawakening the Titanic Beast deep within me.

Judy Hops.

I start out with the Fermi paradox and might end up anywhere. And once every now and then I read about those two Dutch girls who got lost in the Amazon jungle.

The concept of time and higher dimensions. I don’t understand the physics, but listening to others explain the concepts and spending time to think about it can keep me busy for hours

I like deep dives into neon genesis evangelion. I doubt theres anything else I can get out of a show I've seen multiple times and watched who knows how many analysis videos on, but I still like listening to someone talk about it.