605 private links
Interesting presentation with a good introduction. By Dr Geoff Emberling of the International Kurru Archaelogical project.
Via https://ikap.us/2019/01/02/memories-of-the-kings-and-queens-of-kush
Mathematician Terence Tao on how we measure the cosmos. Two videos by 3Blue1Brown:
Very nice explanation!
- 00:00 Most people don't understand rainbows
- 01:08 Light refraction explained
- 08:20 How does a rainbow form?
- 13:10 Circular rainbows
- 15:14 Why are rainbows curved?
- 17:30 Why can’t you see a rainbow with sunglasses?
- 18:43 Why is it brighter underneath a rainbow?
- 20:44 Different types of rainbow
- 23:46 Invention of the cloud chamber
Our world is built up of roads and cars to get us to our destination! But what about cycling and even walking? Have we been brainwashed to think that the car is always king?
Via Krister Isaksson's blog, also see masto thread (both in Swedish).
Another good video on the subject by Shifter.
Over >1300 public domain movies, tracked in #wikidata and hosted by Commons, #internetarchive (and even YouTube), watchable from a bespoke interface.
https://wikis.world/@magnusmanske/111743082678277750
What a cool project! This could make public domain movies much more accessible for all kinds of users.
Learn more on the WikiFlix Help page.
Dr Erik Johansson (Uppsala universitet) ger i denna korta video en beskrivning av kvantprickar med anledning av årets nobelpris i kemi.
A nice series of lectures from MIT on the 20th century history of physics (Maxwell's equations, light quantisation, etc.) by David Kaiser. Recorded in fall 2020, just recently shared on their OpenCourseWare youtube channel:
Good video. RSS is the way to go.
Video från Uppsala universitets youtube-kanal.
Video by "Not Just Bikes", 2023-04-25.
الحلوة دي performed by the Ayoub Sisters. 4 min video.
As always, you should watch youtube videos from a libre frontend.
In Engine Trouble, an animation by Nate Milton, Krulwich shares how Earth’s delicate balance was transformed by the invention of the modern engine.
Nice, informative video. 7 min long.
Via https://thekidshouldseethis.com/post/engine-trouble-robert-krulwich-video
Solen är en i det närmaste outtömlig källa av energi och kommer så fortsätta vara under mer än överskådlig framtid. På vilka sätt kan vi utnyttja detta för att lösa energifrågan på jorden? I denna veckas UppTalk Weekly möter vi Tomas Edvinsson som kommer ge oss några av svaren.
UppTalk Weekly den 28 oktober 2022, 31 min 28 s.
Gäst: Tomas Edvinsson, professor vid institutionen för materialvetenskap, Uppsala universitet.
Moderator: Fredrik Engelmark, samverksansledare UU samverkan.
För att slippa reklam och tracking på youtube, titta på videon via valfri Invidious-server, eller ännu hellre, använd mpv med sponsorblock.
Under the title Data in Motion this track focuses on the deployment of data in research and the versatility of the domain that concentrates on this way of doing science. A panel, presentations and small pitches, illustrated by video or demo's, will sketch the fruits of escience and data science, and thus demonstrate the need for an RDA in support of research. Also the formation of a European Platform for e-science and data research centers will be highlighted during this session.
Video 1h 20 min. Presented by Patrick Aerts and Paul Groth.
Contains a good historical explanation of the term dielectric (starts about 11 minutes into the video).
By Not Just Bikes. An informative, well-researched and fun video as usual. Must watch for anyone living in modern cities, really.
A great introduction to electric vehicles.
https://www.youtube.com/channel/UCqDf3lwZY-MJYKMAw2ySkPQ/
Very well-produced video series on the modern history of Cairo's districts. In Arabic, with English subtitles.
سيرة القاهرة هى مبادرة مجتمعية للحفاظ على تراث العاصمة والتوعية بهِ من خلال الوسائط المتعددة والعمل على إعادة إحياء الأثر وحمايته
Seminar by Tony Travis, hosted by Royal Society Of Chemistry (2022-06-17)