Ukraine Marks Four Years of War as Grinding Conflict Reshapes European Security

Nvidia shares fall 8% as board probes reports tying CEO Huang to alleged Chinese spy

Nvidia's stock dropped about 8% following reports of an internal investigation involving CEO Jensen Huang. The company said an independent committee of its directors will oversee the probe, supported by outside legal counsel. Reports last month alleged that Alice Huang, a Chinese citizen, had formed a close relationship with the chief executive. The reports further claimed she passed information directly to Beijing. The article does not confirm the allegations, which remain under review.

Smriti Mandhana to captain India in all three formats on South Africa tour

Smriti Mandhana has been named captain of India for every format on the December tour of South Africa. The schedule includes one Test, three ODIs and three T20Is. Deepti Sharma will serve as vice-captain for the Test and ODI legs, while Shafali Verma takes on that role for the T20Is. Vaishnavi Sharma has been brought into the ODI squad in place of Sneh Rana. Three young players have also been included in the T20I lineup.

AI Boom Drives Demand for Used Gas Turbines as New Supply Falls Short

Surging electricity needs from AI companies are placing heavy strain on conventional power grids. Data centres, which run around the clock, depend on reliable supply, and shortfalls can delay their construction. To avoid these delays, firms are increasingly looking at generating power on their own sites. Gas turbines have become a preferred option, boosting interest in secondhand units because new ones are in short supply. Refurbished turbines are being offered as a cheaper alternative.

PM Modi speaks with Zelenskyy, discusses efforts for Russia-Ukraine peace deal