The Tomorrow Today Viewer Question

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Raj Prasad from Siliguri wants to know: What are light-emitting diodes?

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DW's Top Story

Ukraine updates: Russia 'massively' shells energy sites

Russia hit Ukrainian power plants, and Germany's Scholz said no NATO soldiers will fight in the war. DW has the latest.

Russia: Navalny-linked journalist arrested over 'extremism'

Pentagon to 'rush' Patriot missiles to Ukraine

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