I just want to add you only have to insert the word "explain" into any xkcd URL like this, to get the full explanation from the fan site: https://xkcd.com/567/ https://explainxkcd.com/567/

Just makes it simpler to navigate to an explanation of some random xkcd comic you come across.

I agree, except it should be retracted automatically, & only re-admitted if the review is successful in ascertaining legitimacy, & all papers that cite retracted papers receive the same treatment while allowing them to be automatically re-instated if their sources become legitimate after review; let the psudoscience fall like the house of cards that it is.

Black bears are pretty skittish, so usually acting big & loud is enough to make them jog away, but I'm not sure someone could take them in a fight if the black bear was cornered.

Speaking of which, bears are extremely protective of their cubs, so if you ever see any cubs, running away from them at full speed is probably the best choice.

I listen to ambient nature noise (thunderstorms are a favorite) with noise-canceling headphones while laying in bed.

Still technically electronics, but it doesn't require any active attention, so it does a great job at transitioning my brain to a state where falling asleep is easy, while still being stimulated enough in the meantime to avoid being restless/bored.