unknown

It’s unknown what the device will look like and how it will function—it won’t be a wearable device like a watch or a pin.

Since then, she has received no signs of life and his fate is unknown.

Jodie Landau didn’t buy into its surface simplicity but sang with a fresh, cool, contemporary edge that immediately told you we were headed into unknown territory.

Court papers claim that the 50-year-old, by means unknown to the prosecutor, caused Mr Wright to become "fatally injured."

Former British Prime Minister Winston Churchill was quoted more than a century ago as saying that his greatest political challenge was that of “events,” or the unknown circumstances that can ultimately bring down a government.