Moon Phase and Libration, 2015

This visualization shows the Moon’s phase and libration at hourly intervals throughout 2015, as viewed from the northern hemisphere. Each frame represents one hour. In addition, this visualization shows the Moon’s orbit position, sub-Earth and subsolar points, distance from the Earth at true scale, and labels of craters near the terminator. Scientific Visualisation Studio: Moon …

Bioluminescent Forest

The projection mapping “bioluminescent forest” is made by artists Friedrich van Schoor and Tarek Mawad. The artists spent six weeks in the forest fascinated by the silence and natural occurrences in nature, especially the phenomenon “bioluminescence”. They personified the forest to accentuate the natural beauty by creating luring luminescent plants and glowing magical mushrooms that …

Playing Quake on an oscilloscope

The XY-mode of an oscilloscope is pretty straightforward. Two voltages specify the horizontal and vertical position of the ray, so by varying these as a function of time you can draw shapes. Basically you output a set of 2D points with coordinates in range [-1, 1], view it in XY-mode on the oscilloscope and Bob’s …

Visits – Location history visualization

With visits you can browse your location histories and explore your trips and travels. Our unique map timeline visualization shows the places you have visited and how long you have stayed there. Add photos from Flickr to your visits and share your journey with your family and friends! Something else than the classic “pins on …

Welcome to Union Glacier

Union Glacier is located in the southern Ellsworth Mountains of West Antarctica. This is a documentary about a small team of people who live and work on the glacier during the Antarctic summer. There’s something very Wes Anderson like to this documentary. Must say I like it. A lot. Highly recommended and worth your time.

MySQL behaviour you should be aware of

I suggest changing the syntax for NOT NULL to “NOT” NULL. If you’re not checking all values in your code logic (viz. PHP code or something like that) before attempting to perform the database manipulation you can fix it by (manually) add triggers to your tables to actually prevent a faulty insert/update: mysql> CREATE TRIGGER …