Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Hacker News 100 @hn100@social.lansky.name

3/31/2025, 3:25:09 AM

Public

Installing air filters in classrooms has surprisingly large educational benefits

Link: https://www.vox.com/2020/1/8/21051869/indoor-air-pollution-student-achievement
Discussion: https://news.ycombinator.com/item?id=43529257

A teacher sits at a work table with two young students.

Installing air filters in classrooms has surprisingly large educational benefits

$1,000 can raise a class’s test scores by as much as cutting class size by a third.

www.vox.com · Vox

If you have a fediverse account, you can quote this note from your own instance. Search https://social.lansky.name/users/hn100/statuses/114254905945579907 on your instance and quote it. (Note that quoting is not supported in Mastodon.)