This week's question: The U.S. military has begun taking numerous sightings of UFOs by its pilots seriously, and is trying to figure out whether these mysterious objects pose a threat. In seven words or fewer, please come up with a message that we could transmit to these possibly extraterrestrial craft that would explain the current state of life on Earth.

Click here to see the results of last week's contest: Vacation rental

How to enter: Submissions should be emailed to contest@theweek.com. Please include your name, address, and daytime telephone number for verification; this week, please type "UFO message" in the subject line. Entries are due by noon, Eastern Time, Tuesday, June 18. Winners will appear on the Puzzle Page of the June 28 issue and at theweek.com/puzzles on June 21. In the case of identical or similar entries, the first one received gets credit. All entries become property of The Week.

The winner gets a one-year subscription to The Week.