Perovskite-silicon tandem design. Three years of research. And it’s certified by the US National Renewable Energy Laboratory.

The system can maintain quantum entanglement across 480km of fibre — a world record for Indian infrastructure.

ISRO’s fourth lunar mission will attempt India’s first sample return from the lunar south pole. The mission carries a 450g sample catcher, a new precision landing system, and a co-passenger from JAXA. BC Science team breaks it down.