A very useful Facebook debugger tool where you can check how your webpage looks like on Facebook when like button is pressed, without actually pressing the like button.
Some web pages have the Save image As... option disabled on a right click when you try to save an image. Let me show you how to get that image anyway using Firefox.
Named anchors let you set markers in a document, often placed at a specific topic or at the top of a document. I will show you how to create quick access to some of the titles that you have on the website.
The original photo was taken in 1927 at the Fifth Solvay Conference where the most prominent and outstanding physicists and chemists got together to talk science.