Unicode 9.0 was released today and includes 72 new emojis with various expressions and objects. You can view them from Unicode’s Emoji Recently Added page or watch the video below for a slideshow.
For a sneak preview of emojis to be released with Unicode 10.0 in June 2017, you can see the Emoji Candidates page which includes the Colbert smile (with one eyebrow raised) and other food and sports. You can even propose your own emoji for consideration.