In the school of my kids, we did a little intro into stereoscopic viewing with old mirror stereoscopes. Interesting how fast the 8 to 10 year old pupils managed to see 3D & how much they discovered.

RT @SeraSoleil@twitter.com
Cool! 😎 Want to preview selected features by value in ? 1) Use the 🌟NEW🌟 'Select Features by Value' window. 2) Filter something - like I did here with this roads layer. 3) Click on 'Flash Features'. 4) Tweet about it.

RT @RARohde@twitter.com
Animated diagram of the Earth's Carbon Cycle and how it has changed over time.

Carbon, in various forms including CO2 and organic materials, is continually exchanged between the atmosphere, oceans, and biosphere.

However, human activities have perturbed the carbon cycle.

RT @GfE_Berlin@twitter.com
Stress and the City: Wann macht Stadtleben krank? Vortrag von Dr. med. Mazda Adli (Psychiater und Stressforscher). Wann: 28.5.19, 18.30 Uhr. Wo: Ingeborg-Drewitz-Bibliothek Berlin-Steglitz, osm.org/go/0MZrxaPVH?m=. Eintritt frei! Infos unter gfe-berlin.de/veranstaltungen/

RT @xamanu@twitter.com
The @osmandapp@twitter.com - the mobile application around @openstreetmap@twitter.com - included recently public transport routing (without explicit schedules). This is extremely useful for community initiatives and cities with flexible transport systems - like Managua with @osm_ni@twitter.com

RT @CodeWisdom@twitter.com
"In programming, the hard part isn't solving problems, but deciding what problems to solve." - Paul Graham

RT @Lijsterstraatje@twitter.com
The urban design work of the Dutch architect (1856-1934) focused on finding sustainable concepts to cope with the strong population growth of Dutch cities in the 1930s. In his remarkable cartographic work, especially Art Deco works very strongly

RT @JuergenEFischer@twitter.com
Debian/Ubuntu and Windows packages of new point releases 3.6.3 'Noosa' and 3.4.8 'Madeira' (LTR) ready on qgis.org . Enjoy!

RT @simongerman600@twitter.com
and : Charles Joseph Minard in 1858 was the first to use pie charts on a . Here we see the the meat supply to visualised. Source: buff.ly/2LSBfHb

RT @ekh_sci@twitter.com
Repeat LiDAR surveys by the @USGS@twitter.com showed that the Kilauea volcano caldera dropped by up to 450m in the eruption last year! 😮

RT @BarbaraSommerer@twitter.com
Ich frag zur Sicherheit nochmals nach:
Ist der jetzt e n d l i c h erreicht?

RT @annamaria_84@twitter.com
Today, 2019-05-18, has acquired another extraordinary image of volcano 🌋. Superlative!

RT @UN_SPIDER@twitter.com
-based technologies play an important role in disaster risk reduction by providing critical information for risk assessments and improved planning & preparedness. We've compiled application examples from organizations around the world: un-spider.org/network/gp-star-

RT @simongerman600@twitter.com
This map shows the most common misspelled search terms on the porn site pornhub. The map itself is pretty funny (PORM) but the comment section on Reddit is hilarious. Totally worth checking out in my opinion. Don't worry the link is only to Reddit :) buff.ly/2W2VSEE

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Fosstodon is a Mastodon instance that is open to anyone who is interested in technology; particularly free & open source software.