A newly-discovered strain of E. coli in China is apparently resistant to the "last resort" antibiotic colistin, which is bad news for global public health. Check out this Stat piece by Helen Branswell for more.
We should be able to collectively help stall such superbugs by only taking antibiotics when they're actually necessary, says Julie Belluz at Vox.
Scientists have successfully created gene-drive mosquitoes to fight off malaria. A gene drive is a method that spreads a particular gene through a population far more quickly than happens in normal circumstances; in this case, researchers want to spread a genetic mutation that makes the mosquitoes resistant to malaria. To read more about gene drives, check out this piece by Sharon Begley at Stat.
American scientists are increasingly worried about the kissing bug, which can spread Chagas disease. Still, just because the bugs show up throughout the southern U.S. doesn't necessarily mean there will be a widespread boost in Chagas infections](http://www.nytimes.com/2015/11/26/health/no-kissing-bugs-are-not-a-new-scourge.html?partner=rss&emc=rss&_r=0).