Egyptian craftspeople mastered reliable rotary drilling more than two millennia before some of the best-preserved drill sets.” ...

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The second graders began learning American Sign Language after attending an assembly where they learned some students in ...

Sarah Inama, 36, is suing her old school and school district for violating her Constitutional rights by forcing her to take ...

Abstract: In the rapid development of autonomous driving technology, the accurate detection of traffic signs has become an indispensable part. Traffic signs are usually small in size, which leads to ...

Abstract: Communicating is a common thing and cannot be separated from human life. Communication is a means of exchanging information between humans. The most relevant communication medium is spoken ...