This search engines has a useful News Index Delivered feature which sends email can be used for current awareness
- Dates: Documentation states only current, but some seem to go back about a week
- Sources: Nowhere listed, but appears to be many, maybe even hundreds.
- Sort: Probably relevance, although it is difficult to tell with no date or time reported.
- Frequency: Documentation states every 15 minutes, but the time of the last catalog reported with search results shows lag times of an hour or more. About every hour appears to be a rough average.
- Case Recognition: None
- Stop Words: Yes, including a, of, the.
- Truncation: None available
- Boolean: OR is the default, shown in the drop down menu as Any. The only other option available is the All from the drop down menu which will force an AND operation. No + - or nested Boolean is supported.
- Phrase: No phrase or other proximity searching is available.