Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

A $4.5 million National Science Foundation grant will be used to develop a state-of-the-art public visitor program for Kitt Peak National Observatory. The foundation awarded the grant to the ...