Dots

Fluorescent silk: Quantum dots make silkworms glow in the dark

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Nanometre-sized semiconductors extracted from mulberry leaves make silkworms and their silk emit a strong red glow Technology 4 March 2022 By Alex Wilkins A silkworm fluorescing under green light Huan-Ming Xiong Silkworms that eat nanometre-sized particles called quantum dots produce fluorescent silk. Researchers have previously used gene editing to make fluorescent silkworms, but these methods … Read more

Fluorescent silk: Quantum dots make silkworms glow in the dark

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Nanometre-sized semiconductors extracted from mulberry leaves make silkworms and their silk emit a strong red glow Technology 4 March 2022 By Alex Wilkins A glowing silkworm Huan-Ming Xiong Silkworms that eat nanometre-sized particles called quantum dots produce glow-in-the-dark silk. Researchers have previously used gene editing to make fluorescent silkworms, but these methods can be costly … Read more

This Is The James Webb Space Telescope’s First-Ever Photograph of a Star

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Star light, star bright, the James Webb Space Telescope has seen its first star (though it wasn’t quite tonight) – and even taken a selfie, NASA announced Friday. The steps are part of the months-long process of aligning the observatory’s enormous golden mirror that astronomers hope will begin unraveling the mysteries of the early Universe … Read more

The Tiny Dots in This Image Aren’t Stars or Galaxies. They’re Black Holes

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The image above may look like a fairly normal picture of the night sky, but what you’re looking at is a lot more special than just glittering stars. Each of those white dots is an active supermassive black hole.   And each of those black holes is devouring material at the heart of a galaxy … Read more