Octopus Energy was only set up in 2015 but has shaken up the energy market. Its website boasts of being the UK's "most awarded energy supplier" and promises cheap, renewable energy for households.

This truly amazing and the most unbelievable miracle occurred almost three and half decades ago in the holy abode of Lord Sri Venkateswara of the Tirumala Tirupati temple located on a hill top in the ...