The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...

Both rubies and emeralds are minerals, which is a type of rock with a consistent chemical composition and a highly ordered ...

One feature of compounds made with transition metals is their intense colour. There are many examples in nature, including ...

Tunable lasing at around 405 nm is realised with an InGaN device featuring a narrow-ridge active channel and a periodically ...

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Scientists have developed a hybrid material that switches between conducting and insulating states while maintaining ...

Varun Vummadi, CEO of Giga ML, sparked debate by stating many Indian engineers are unwilling to work hard despite high salaries. His observations highlight the tension between rigorous work ...