This useful web application allows you to pick colors from an image either by uploading it or by giving its url. This was very useful when writing an article.
Links
Quickly find a LaTeX symbol
Link- Detexify: draw a symbol to find the corresponding code
- the Comprehensive LaTeX symbols
via: TeX @ SO
How Earthquakes and Volcanoes Reveal the Beating Heart of the Planet
Link
Watch the Solar Eclipse LIVE
LinkGiven the cloudy conditions here in Lebanon and to those who can’t take the safety precautions and those who want to watch the total eclipse (not 18% as in Lebanon):
Watch the solar eclipse live through
Ibrahim El Merehbi 
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