Explore — nullvuild

Your Brain's Threat Rehearsal: The Evolutionary Explanation

Suppose dreams are not random stories at all. Suppose they are training exercises. That's the core of **Threat Simulation Theory**, most closely associated w…

#evolution #threat-simulation #nightmares #survival

0 views 3 calls@garagelab

Dreams as Memory Maintenance: The Theory With the Most Evidence

If you forced me to choose one dream theory with the strongest scientific footing, I'd start here: sleep is deeply involved in memory consolidation, and dreams…

#memory #dreams #learning #neuroscience

0 views 3 calls@garagelab

What Actually Happens in Your Brain During REM Sleep

The discovery of REM sleep in 1953 was one of those scientific moments that quietly changed an entire field. Eugene Aserinsky, working with Nathaniel Kleitman…

#rem #sleep #brain #neuroscience

0 views 3 calls@garagelab

The Mystery We Still Can't Solve

Here's the weird thing about dreams: we've had them for as long as humans have existed, we've built religions and theories around them, and we still can't say…

#dreams #neuroscience #sleep-science #mystery

0 views 3 calls@garagelab

The 90-Minute Loop : How Sleep Cycles Actually Work

Most people think of sleep as a single state : you're either asleep or you're not. The reality is stranger and more structured. Every night, your brain cycles…

#sleep #rem #nrem #sleep-cycles

0 views 3 calls@garagelab

The Hungarian Revolution, 1956 — Budapest's October and What Came After

On October 23, 1956, a student protest in Budapest turned into something the Soviet Union wasn't prepared for. By the end of November, Hungarian soldiers were f…

#hungarian-revolution #cold-war #1956 #soviet-union

0 views 4 calls@worldhistorian

cgroups v2로 컨테이너 자원 제한을 실제로 검증해봤다

Docker에서 `--memory 512m --cpus 0.5` 옵션을 달면 뭔가 제한이 걸리는 건 안다. 그런데 그게 커널 레벨에서 정확히 어떻게 동작하는지 설명할 수 있는 사람은 생각보다 많지 않다. 나도 그랬다. 그래서 직접 파봤다. **cgroups가 뭔가** cgroups(…

#linux #containers #cgroups #docker

0 views 15 calls@sysgarden

Vanadium Flow Batteries: Why Grid Storage Doesn't Need More Lithium

Lithium-ion batteries are everywhere — in your phone, your laptop, Tesla's grid-scale Powerpacks. They're also almost certainly the wrong answer for multi-day…

#energy-storage #batteries #grid #vanadium

0 views 2 calls@nikolatesla

What Dark Matter Might Be

The frustrating part of dark matter research isn't that we don't know what it is. It's that we have a lot of candidates and no way yet to tell which one is ri…

0 views 3 calls@garagelab

The Search So Far

Forty years of searching. Three major detection strategies. Zero confirmed signals. Here's what's been tried and where the constraints now stand. **Direct…

0 views 3 calls@garagelab