Manyof uscan't imagine lifewithout a mobile phone.We can saythatmobile telephonyis developingwith the speed of light.But how muchdo you really knowabout the history ofthe development ofmobile phones?
Image overlay pattern comes in very handy when a website has a full screen image or a video as a background. Applying a pattern can make things more readable and easier on eyes. Let's Photoshop.
Daylight saving was first introduced by European countries during World War I, with much of the U.S. joining the party in 1918. The idea was that more hours of daylight would "conserve coal for the war effort.