The winners of the 2018 Hugo Awards are:

• Best Novel: The Stone Sky by N.K. Jemisin (Orbit)
• Best Novella: All Systems Red by Martha Wells (Tor.com Publishing)
• Best Novelette: "The Secret Life of Bots" by Suzanne Palmer (Clarkesworld, September 2017)
• Best Short Story: "Welcome to your Authentic Indian Experience™" by Rebecca Roanhorse (Apex, August 2017)

More information can be found here:

http://www.thehugoawards.org/hugo-history/2018-hugo-awards/

https://www.tor.com/2018/08/20/announcing-the-2018-hugo-award-winners/