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th tiredness, boredom, or the need to increase alertness. Why Do We Yawn? While the exact purpose of yawning remains debated, several theories suggest functions related to brain cooling, state regulation, and social

rement allows GPS satellites to triangulate positions within meters or centimeters. Financial Transactions: High-frequency trading relies on precise timestamps measured in fractions of seconds. Scientific Experiments: Tests of fundamental physics often require timing accurac