Cordless drills make so many day-to-day tasks simpler. You don't even need to get one of the most powerful cordless drills from a given brand to significantly reduce the amount of time you spend on a ...

OK, what is a calorie, anyway? It’s a unit of energy, defined as the amount of energy needed to raise the temperature of 1 liter of water by 1 degree Celsius. (This is your common “food calorie”: ...