June 25 : IBM on Thursday unveiled what it said was the world's first technology capable of producing chips smaller than one nanometer, as tech companies race to build semiconductors that can handle increasingly demanding AI workloads. Shares of the Armonk, New York-based company rose over 6 per cent in premarket trading. They have fallen about 11 per cent so far this year. The announcement comes at a time when chipmakers are searching for ways to maintain the decades-long trend of cramming