Optical telescopes utilize refraction and reflection to focus light, enabling detailed astronomical observations and ...

A rare and mysterious halo was filmed over a snow-capped mountain in Sweden, with the footage shared in a viral social media post. As posted by user @TheFigen_ on Twitter on October 24, the eerie ...

For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the need for artificially manufactured metamaterials. Scientists have long ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...