A preposition is a word that tells you where or when something is in relation to something else. Examples of prepositions include words like 'after', 'before', 'on', 'under', 'inside' and 'outside'.

WEST LAFAYETTE, Ind. - Parts of the human brain think about the same word differently, at least when it comes to prepositions, according to new language research in stroke patients conducted by ...

WEST LAFAYETTE, Ind. – Parts of the human brain think about the same word differently, at least when it comes to prepositions, according to new language research in stroke patients conducted by ...