Google launches search for scholars

The free service searches a specific subset of Google's index and covers a wide swath of fields.

Web search leader Google on Wednesday unveiled Google Scholar, a new search product aimed at helping users search scholarly literature such as technical reports, theses and abstracts.

searches a specific subset of Google's index and covers a wide swath of fields, from medicine and physics to economics and computer science.

Search algorithms also are specially tailored for the new service, said Anurag Acharya, a principal engineer at Google.

The free service will not initially carry Web search advertisements, Acharya said. Web search advertising accounts for almost all of Google's revenue, which was $805.9 million in the third quarter.

Shares of Google, which debuted at $85 in mid-August, closed at $172.50 on Nasdaq on Wednesday.

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