Darpa Project Orion (1958) - Theoretical 8 million ton spacecraft the size of a small city. ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/06/3d/063db29107c0a9ec954b09853a9e896cca2fc3b6f94de5fc20beafbf2d23c038.jpg)
Green Roofs Can Save Cities Money ( lemmy.world )
It's a cross-post from lemmy.world. Hope I'm doing it right.
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/86/8f/868fc1f25010e3522022adf71a28bdb7933efac5d1fe51e21bc2b807a015c047.jpg)
Greatest thing I have read all week ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/2a/15/2a154f0451c8c9eb530f211418d8918f6873ab92edf5c5bebdda8462f1a40a01.jpg)
Request to mod !climatechange@lemmy.world ( lemmy.world )
Mod has been inactive for a year, and I’d like to take it over and help it generate more traffic.
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/5a/f5/5af53fee00bf55e0698348404b55ca7586b2cbc61c9923b5fbf0a52d01e9d391.jpg)
Introducing Housing_Bubble_2 : Return of the Ugly ( lemmy.world )
This community is documenting the impending second collapse of the housing market with an emphasis on the US but international news is included as well....
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/8e/6c/8e6c7117ec70df87d28bc531c543f9d81e7850760c005753b26a00edf7721529.jpg)
Fedora 40 Released - Lemmy.World ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/c0/bc/c0bcc99450681eeb86b6c39a61fb8660d7233377f665aba331f26b43d0a32cab.jpg)
awesome_archive_org - A community to share hidden gems from archive.org ( lemmy.world )
!awesome_archive_org
alternate history for all your what ifs in history ( lemmy.world )
Welcome to Althistory@Lemmy.World your place for all things related to Alternate history all on Lemmy
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/7c/e1/7ce1494d6d73a23dd15e5e2a766906fcacc798941c2d409fd1ad56752e1c44af.png)
Pyongyang - Glory to the DPRK! (satire) ( lemmy.world )
You may remember a community on Reddit called Pyongyang. Well, that's basically what this is. All the absurd BS propaganda that North Korea's state-run news puts out....
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/82/24/8224df1b2d2327419d5af752ea24c09ad6dad04bbd2d6e36e48b0194f91f0e6c.png)
Stand Up Comedy - A place for stand-up comedy videos, gifs (with audio,) news, and discussion. ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/d4/de/d4deda6c16ee69290ad1169f26f9e2dc54926556616f05279ed3309a72b41610.jpg)
There better be catchy tuns and lots of catgacating. - Lemmy.World ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/dd/7d/dd7d9b9cfd2d7fe5f7911f6e4f598516a2cd4b27955d635b9ae1a1b6fc5bd39d.jpg)
Neanderthals' usage of complex adhesives reveals higher cognitive abilities, scientists discover ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/6d/f0/6df0cc8a2e0015a9e608a0327a4acb5abc8aab6c7e4220ab6f191a51f430de50.jpg)
Drama as former exploding-heads admin shows up in thread mentioning E-H ( lemmy.world )
https://lemmy.world/comment/6369739...
A community about Eurovision - with live thread tomorrow for commentary & conversations, and much more ( lemmy.world )
!eurovision is a place for all fans of the Eurovision Song Contest....
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/f0/5a/f05a97ce319d9dfd5b766492f9e57bd147df3790fea1c82f778c1a959753e03d.jpg)
A new community for elephant lovers! ( lemmy.world )
Come join us at /c/Elephants! We love these majestic creatures and will be posting pictures, gifs, and memes of them. We also love elephant-related articles and science!...
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/c5/70/c570d9b4b2804941ceb19b8f85311f0d54de7a9dda85257e57ee9874fe0ce0a2.png)
Lemmy made a limerick using "purple" ( lemmy.world )
Two words that rhyme with purple. Click to find out.
Requesting !northcarolina@lemmy.world ( lemmy.world )
Mod has been inactive for months, and I'd like to take it over and help it generate more traffic. They have dozens of other communities they gobbled up during the API protests which have also been abandoned, just fyi....
When did humans start wearing clothes? ( lemmy.world )
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/f0/6f/f06f416b89bdd558ee8820319676e9d5e8153a6827b8cd921015d62ee167fff1.jpg)
OkBuddyChincainary - Lemmy.world ( lemmy.world )
This is a shitposting subreddit based upon the hit TV show series and film created by Vince gilliverse
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/cf/b2/cfb238cfa319416e34fe8408d55a4008df31fb30f95ee7f03a512e5117e315e0.png)
MiniPCs - A community dedicated to small form-factor computers. ( lemmy.world )
MiniPCs is a community dedicated to small form-factor computers. It’s a place for enthusiasts, hobbyists, and professionals to discuss mini PCs, share builds, ask for technical advice, and stay updated on the latest in compact computing technology....
Monetize Your Music - A community for (but not limited to) musicians, where to share ideas, info and experiences about royalties collection and music promotion ( lemmy.world )
Hello everyone :)...
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/cb/9b/cb9ba456b665f2c3e883f605364ea67084e02806c4160fd434ba8a0e1f013074.png)
A community for people using GLP-1 medications for weight loss ( lemmy.world )
Check out Zepbound at lemmy.world....
Privacy ranking list for messengers ( lemmy.world )
Someone made a list ranking messengers for privacy, not necessarily encrypted but I thought I would share here...
Request to un-delete c/climate ( lemmy.world )
I deleted it when it didn't gain enough traction, and I'd like to revive it.