Breaking in a new vehicle is really about the engine. The break-in — or mechanical run-in — period is designed to begin to wear the engine evenly and smoothly with low, consistent pressure, normal operating temperature and smoothly flowing oil. The goal is to get the engine's piston rings, which expand, contract and flex, to seat properly on the cylinder walls. If there are imperfections in the pistons or the cylinder walls from the manufacturing process, working the engine too hard and too soon can wear down those imperfections too quickly. That leads to "hot spots" within the engine's cylinders, which can cause problems in the years to come. … [Read more...] about Do You Have to ‘Break In’ a New Car?
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Patterson, a 78-year-old fourth generation farmer, is building relationships with these calves in the same way he's done for a lifetime. At Patterson Family Farms, as at most conventional dairies, calves are separated from their mothers within a day or two of birth, then housed individually and in age-related groups where rely on people for sustenance and affection. … [Read more...] about Study: Cows Grow Bigger, Give More Milk After Early Positive Human Interaction
Back in the 16th century, the word shinobi was used as an adverb to describe any activity carried out in secret. In the monk's account, the invaders could have been mercenaries, common thieves or highly trained warriors. All we know was that they acted "in secret." But as early as the 17th century, Turnbull says, you start seeing exaggerated stories about Iga warriors in which shinobi the adverb becomes shinobi the noun. … [Read more...] about Research Center Seeks to Separate Ninja Fact From Fiction