But the observations of the rival teams do raise questions.

An observation from a reader last week raised an interesting point about our news coverage.

Recent observations have raised the stakes for ideas like holography and black hole information.

This observation raised important questions about reading, which were explored during the 1900s: On which words do the eyes stop?

Lastly, disguised observation raises some ethical issues regarding obtaining information without respondents' knowledge.

The announcement came one day after astronomers here reported that new observations had raised the estimated number of detectable galaxies from 10 to 50 billion.

The researchers note that these observations raise more questions and require more follow-up.

"This observation, thus, raises the possibility that even massive planets might emit X-rays by themselves during their youth!"

For Gregory, this observation raises particularly interesting questions about how different principles for understanding the world compete in our perception.

Also, the observation that the disparities between regions within Member States sometimes even become more pronounced raises serious questions.