President Vladimir Putin formally incorporated four Ukrainian regions into Russia on Wednesday even as his forces retreated within them, while Moscow stepped up its energy war with Europe by further cutting gas supplies.
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Elon Musk's U-turn on buying Twitter Inc could not have come at a worse time for the banks funding a large portion of the $44 billion deal and they could be facing significant losses.
- WorldNobel prize goes to pioneers of Lego-like "click chemistry"
Scientists Carolyn Bertozzi, Morten Meldal and Barry Sharpless won the 2022 Nobel Prize in Chemistry on Wednesday for discovering reactions that let molecules snap together to create new compounds and that offer insight into cell biology.