Researchers at the University of Hong Kong demonstrate negative light refraction with the natural magnetic material CrSBr – ...

CBSE will conduct class 10 Science exam on February 25. Students scheduled to appear in the upcoming board exam, can follow ...

Background: This study aimed to evaluate the distribution of relative peripheral refraction (RPR) and its relationship with ocular biometry in Chinese children of different refractive statuses.

Imagine shining a flashlight into a material and watching the light bend backward—or in an entirely unexpected direction—as ...

(International Education Board Fellow). University of Hamburg, ...

A team of scientists led by Academician Professor Xiang Zhang, President and Vice-Chancellor of The University of Hong Kong ...

The manifest refraction-biometry formula outperforms the Barrett Rx formula in achieving target refraction during intraocular lens exchange.

From vision defects to rainbows and sky colour, here’s a quick-scoring, concept-based summary aligned with the CBSE dual exam ...

Sun dogs are relatively common in Russia, particularly in areas with extreme winter conditions such as Siberia, Sakhalin, and ...

Telegram has begun rolling out its first update of 2026, bringing major interface changes and new AI-powered features across Android and iOS. On Android, Telegram is introducing a redesigned ...