Is economics a science?

 Is economics a science?  Please  read the article by Richard Denniss in the Guardian whose link is given below:

https://www.theguardian.com/commentisfree/2019/oct/30/if-economics-is-a-science-why-isnt-it-being-more-helpful

After reading the above article you will wonder whether Economics can be treated as Science when Economists do not agree on major issues.