Math teacher Emma Chiappetta uses a three-round exercise to help students not only recognize their errors, but also generate ...

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In a reversal, the agency plans to calculate only the cost to industry when setting pollution limits, and not the monetary value of saving human lives, documents show. By Maxine Joselow The ...

An Iranian parliamentarian said the government will face even bigger protests unless it addresses people's grievances, after more than two weeks of nationwide demonstrations that have challenged the ...