Brain’s hippocampus helps fill in the blanks of language. A new study shows that when you finish your spouse's sentences or answer a fill-in-the-blank question, you're engaging the brain's relay station for memories, an area that until now was largely neglected by scientists studying language.

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Brain’s hippocampus helps fill in the blanks of language. A new study shows that when you finish your spouse's sentences or answer a fill-in-the-blank question, you're engaging the brain's relay station for memories, an area that until now was largely neglected by scientists studying language.