AT&T to buy T-Mobile USA for $39 billion

TCS screening candidates for C-suite rejig ahead; COO, CTO posts to be filled soon

Unicorn ed-tech firm Byju's lays off at least 1,000 more employees across various functions

Tata Trusts appoints Siddharth Sharma as CEO, Aparna Uppaluri as COO

Government to release standards for checking fake reviews on e-commerce, other platforms

Reliance retail, Adani group companies among bidders for Future Retail