Unacademy's valuation has dropped by over 85% from its pandemic-era peak price tag of $3.5 billion, its founder said.

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

Physics World is delighted to announce its Top 10 Breakthroughs of the Year for 2025, which includes research in astronomy, ...

Laurent Simons, became one of the youngest PhD holders ever when he earned a doctorate in quantum physics from the University ...