Social media activities stimulate the reward centers in our brains. This happens whenever people like our profile picture, write a positive comment on one of our photos, and so on.When we are complimented on social media, our brains will start producing dopamine , the same powerful neurotransmitter that is responsible for the smokers' desire to light up a cigarette...Why do we have to pay so much money to purchase a new iPhone? There are a few official explanations, of course.Apple uses premium components in its phones - that's a true fact! But several analysts have calculated the cost of each component , and the total manufacturing price is around the $200 mark. And yet, iPhones sell for $600 or more...If things aren't working as expected, your router may lack the needed Wi-Fi power. According to data-alliance.net , there are 3 ways to solve this problem.1) Install a 3rd party router operating system. Data Alliance recommends Tomato 2) Increase Wi-Fi signal power by adding a better antenna. You can even build one on your own 3) Place aluminum foil behind the router antennas...