HFCL Shares Hit Record High on 135 Crore RailTel Contract Stock Rallies Over 160 in Two Months AI Saved Me Launches to Document RealWorld AI Use Cases Battery Energy Storage Market Sees Surge as Teslas California Dependence and Clean Hydrogen Deal Highlight Shifts in Clean Energy US Productivity Growth Cools in Q4 as Labor Costs Rise US Productivity Growth Cools in Q4 as Labor Costs Rise Stirring Inflation Concerns SP 500 Edges Higher Healthcare and Tech Lead as Communication Services Slips Food and Beverage Industry Shifts Manufacturing Investment Strategies Amid Changing Market Dynamics