This eco-smart upgrade is part of the Metro’s ongoing effort to cut down on carbon emissions and reduce energy costs.

The Kolkata Metro has implemented regenerative braking in its rakes to cut carbon emissions and energy costs. This technology ...

Kolkata Metro’s regenerative braking system saves ₹8.2 crore annually in energy costs and reduces carbon emissions. Here’s how this sustainable technology works ...

Ahead of the F1 movie debut, Hot Wheels unveils a limited-edition 1:64 scale replica of Brad Pitt’s APXGP car complete with ...