The lack of methods for preparing miniature lasers directly on silicon wafers is holding back photonic technology in a range of applications, including machine learning. The solution could be to ...

It was a strange way to complete a first.

Sage Vishwamitra performed intense austerities to become a great sage. Indra, the king of Devas, wanted to test the qualities of the Vishwamitra, who before becoming a saint was a king. The story ...