Opening or changing the battery cover on Nokia Lumia 820 can be a bit tricky if you don't know where to begin. Let me show you the easiest way without doing any damage.
You certainly don't see these kind of images every day, from tick close up, x-ray of a bat, to a high-tech micrograph of a zebrafish embryo. Check out some of the best images of the year.
Not so long ago it was believed that humans are the only specie to successfully transmit the knowledge and acquired skills from one generation to another.
Queen are an English rock group, which consisted of vocalist Freddie Mercury, guitarist Brian May, bassist John Deacon, and drummer Roger Taylor. Check your Queen knowledge.
