What is the main energy source for deep ocean currents that move large volumes of water around the planet?

What is the mercury length of time for one revolution around the sun?

How is france’s culture important to its economy

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?