The latest issue of Lightspeed Magazine is now available with the SF stories this month (some available now, some later this month, unless you subscribe – in which case they are all available now!) :

The Sounds of Old Earth by Matthew Kressel
Addison Howell and the Clockroach by Cherie Priest (available on 1/8)
Lifeline by Jonathan Olfert (available on 1/15)
Child-Empress of Mars by Theodora Goss (available on 1/22)