Interstellar Explained High Quality -

Here is a breakdown of the plot, the science, and the ending of Interstellar .

He uses the watch to relay the "quantum data" gathered from inside the black hole to the adult Murph.

Mostly yes. Physicist Kip Thorne (a Nobel laureate) was an advisor. Time dilation, wormhole physics, and the black hole visuals are highly accurate. The tesseract and traveling through time are speculative.