Word on the scientific street is that germs comeback from space meaner. Yet, probably have some purpose that we can use on earth, as soon as we have time to study it. Proc Natl Acad Sci USA.
Back on earth, we need to worry about the bacteria living in our ice cubes. Chicago Sun-Times found that one in every five samples contained high levels of bacteria.
However! Not all bacteria are created equal. According to Food Consumer It is easier to get sick from them in a few places, like kitchen sinks, airplane bathrooms, a load of web laundry (that’s what it said! web!), bathrooms, public drinking fountains, shopping cart handles, AMT buttons, machines at health clubs office phones and the hotel TV remotes. So be careful about your web laundry and order your drinks with no ice. And if you travel to outerspace, leave your bacteria at home.