A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

ViSAR moving targets have the characteristics of individual similarity, time-varying appearance, and background pseudo-motion, which have a great impact on tracking performance. In this regard, we ...

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 ...

This is Arts in Motion, a long-term joint project to enable and celebrate creative ambition on a global scale. Dancer and choreographer Lee Serle talks about embracing uncertainty and never ...