When artificial lightning strikes

Nature, Published online: 17 March 2026; doi:10.1038/d41586-026-00643-4 Safety concerns of human-triggered bolts of electricity, and a peacrab loses its colour in the evening, in this week’s pick from the Nature archive.

AI and the PhD student: friend or foe?

Nature, Published online: 16 March 2026; doi:10.1038/d41586-026-00843-y Graduate students increasingly use artificial-intelligence tools to draft, code and search — but many fear it could erode the very skills a doctorate is meant to build.
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