These precise observations therefore tend to rule out a significant role for cosmic strings.

Light from the telescopes is combined using a technique called interferometry, which makes very precise observations possible.

It is also good to have his precise observations and generous praise of his colleagues.

In astronomy, transit instruments are used for the precise observation of star positions.

Her precise observations throw a bright light on the British class system at the bottom of the heap.

Also, scientists should make precise, detailed observations, and document them carefully.

"Many delicate, precise observations which we tried to take into account, especially in what not to do," he said, his mustache widening over a smile.

While associated with the observatories here and in Denmark, he helped to design equipment for more precise observations.

American physicists who earlier made less precise observations of the source region are not convinced it lies within the core.

We learn a lot about Manig, despite the extremely short but acutely precise observations.