Sentences with phrase «until pilot sites»
Work on developing the CBS should stop until pilot sites demonstrate that it will work, the report concludes.
https://www.newscientist.com/ Not exact matches
This ancient site did not come to the attention of archaeologists until 1963 when pilot and amateur Mayanist Hal Ball noticed the area from the sky.
The ruins of the ancient structures had their stones reused for residential construction of the agricultural village of Rockstone Pond in modern times, but the ancient site did not come to the attention of archeologists until 1963, when the existence of a sizable ancient site was recognized from the air by pilot and amateur Mayanist Hal Ball.