The Collector - The Infinity Stones Scene - Guardians Of The Galaxy (2014) Movie CLIP HD
Why Science Fiction & Fantasy Stack Exchange recommends it
Science Fiction & Fantasy Stack Exchange answerers link it as the primary in-universe source when citing what the MCU says about the Infinity Stones' origins and nature.
Recommended by 0 people across 0 different months, 2018 to 2019.
What it is
A 2m47s clip from Guardians of the Galaxy (2014) in which the Collector, played by Benicio del Toro, explains the origin and nature of the Infinity Stones to the Guardians. It is uploaded by the TopMovieClips channel in HD.
What people said
Cites Valorum · 2018-12 · Science Fiction & Fantasy Stack Exchange · on “Does Doctor Strange know about the creation/creator of the Infinity Stones?”
In the most recent film (Avengers: Infinity War) Wong provides a nice magical hologram show regarding the origin of the Infinity Stones. It seems fair to say that this isn't news to Strange since he helps with narration and correctly identifies them by colour and name. Later in the film he describes various things that Thanos will be able to do with various of the Stones, indicating that he also knows their powers. There's also a mini-origin for the Stones in Guardians of the Galaxy
Cites Alarion · 2019-04 · Science Fiction & Fantasy Stack Exchange · on “What material are Infinity Stones made of?”
I don't think your source is correct. The scene they reference is here [this video] it doesn't say they were entities, it says they were singularities. Entities implies that they were living beings that were turned into stones. Singularities suggests they were just concentrations of power.
Cites TheLethalCarrot · 2019-05 · Science Fiction & Fantasy Stack Exchange · on “Why did the Avengers close the windows?”
They clearly didn't know what was going to happen when Hulk put the Stark Gauntlet on, they all suit up and prepare for the worst to happen. Tony puts his suit on and projects a shield, Ant-Man suits up, Rocket and Hawkeye just tense etc. They are all just being extra careful. They're not sure what's going to happen but best to shield the base in case the worst to contain whatever happens. Remember they have Rocket with them and some of them had spent some time with the Guardians, it's likely they'd been told the story of when they wielded the Power Stone or when Carina grabbed it and blew up the Collector's collection in Guardians of the Galaxy . Better to try and minimise the effects of an