RSS Error

I have added a rss feed to a blog right sidebar widget. I get rss feed icon that does work. I also get an error message below the icon.

Theme — Aberration Lite
Web Page Source — https://www.themuse.com/advice
RSS FEED CODE:
<link rel=”alternate” type=”application/rss+xml” href=”/feeds/rss” title=”RSS feed for this page” />
Enter the RSS feed URL: https://www.themuse.com/feeds/rss
Error Message — RSS Error: WP HTTP Error: couldn’t connect to host

Thank You