House Speaker Kevin McCarthy (R-Calif.) on Tuesday announced that he is directing House committees to open an impeachment inquiry into President Biden, following months of pressure from some on the ...

Educators need evidence drawn from research to help them implement and justify inquiry-based approaches to teaching and learning science. Many science teachers, for example, question why they should ...

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"These lectures formed the basis for seminar courses at the University of Chicago in 1938-9 and the University of California at Los Angeles in 1939-40."--Pref.