Elon Musk has taken ownership of Twitter Inc with brutal efficiency, firing top executives but providing little clarity over how he will achieve the ambitions he has outlined for the influential social media platform.
- WorldRussia's anti-satellite threat tests laws of war in space
A Russian official's threat this week to "strike" Western satellites aiding Ukraine highlights an untested area of international law, raising concerns among space lawyers and industry executives about the safety of objects in orbit.
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A look at the day ahead in European and global markets from Tom Westbrook.
- WorldTaiwan urges China to stop sabre-rattling and start talking
China should stop its sabre-rattling against Taiwan and maintain peace and stability, the head of Taiwan's Mainland Affairs Council said, as Beijing ramped up political and military pressure on the island.