German

Leute verwechseln? Leute nicht wiedererkennen? - Prosopagnosie
http://www.prosopagnosie.de/merkblatt.html
http://www.prosopagnosia.de/

soziale Situationen sind eine Herausforderung voller Missverständnisse? "irgendwie anders"? Hang zu Logik und Regeln?
http://de.wikipedia.org/wiki/Asperger-Syndrom

Matheseiten
http://www.arndt-bruenner.de/mathe/mathekurse.htm

Starkenburg-Sternwarte e.V. Heppenheim
http://www.starkenburg-sternwarte.de/

Visualisierung der Relativitätstheorie
http://www.tempolimit-lichtgeschwindigkeit.de/

Wissenschafts-Blogs
http://www.scilogs.de/

---

English

what are we (astronomers) doing all the day?
http://curious.astro.cornell.edu/our-solar-system/147-people-in-astronomy/careers-in-astronomy/being-an-astronomer/910-can-you-describe-a-day-on-the-job-as-an-astronomer-beginner

don't recognizing people by face? often mistaking somebody for somebody else? prosopagnosia - the inability to recognize faces
https://www.faceblind.org/research/

social situations are difficult? seem weird to other people? focussing on rules? maybe it's Asperger syndrome
http://en.wikipedia.org/wiki/Asperger_syndrome

TWAN - the world at night in photos and videos
http://www.twanight.org/newTWAN/index.asp

Tips and Tricks for Professional Astronomers
http://www.astrobetter.com/
http://www.astrobetter.com/visualizing-astronomical-data-with-blender/

Galaxy Zoo project
http://www.galaxyzoo.org/?lang=de

The Hubble Heritage Project
http://heritage.stsci.edu/

Sloan Digital Sky Survey
http://cas.sdss.org/dr7/en/

Digital Filters (Gaussian smoothing, noise reduction etc.)
http://homepages.inf.ed.ac.uk/rbf/HIPR2/filtops.htm

Computer graphics programming techniques
http://www.scratchapixel.com

Raytracing tutorial
http://www.scratchapixel.com/lessons/3d-basic-lessons/lesson-1-writing-a-simple-raytracer/

GNUPLOT - not so frequently asked questions
http://lowrank.net/gnuplot/index-e.html