Could something as simple as vitamin C help support a healthier aging brain? In a study of more than 2,000 older adults in Japan, researchers found that people with lower vitamin C levels in their ...

Nonprofit Explorer includes summary data for nonprofit tax returns and full Form 990 documents, in both PDF and digital formats. The summary data contains information processed by the IRS during the ...

Form 990 is an information return that most organizations claiming federal tax-exempt status must file yearly with the IRS. Nonprofit Explorer has IRS digitized Form 990 data for filings processed in ...

A portrait of the American musical's artistic evolution over the course of seven distinct, newly defined eras, with a perspective gleaned from research at more than twenty different archives across ...