Sentence examples for it's been observed from inspiring English sources

It's been observed for hundreds of years, including a mention in Aristotle's Book of Problems, published at least 1,500 years ago.

(It's been observed that any author who could write this book had never been seriously considering having kids. Fair point).

It's been observed of Bollywood films that ex-pat audiences often go in for much more conservative portrayals of India than audiences back home; their memories, rather than present-day reality.

It's been observed in primates, spotted hyenas, goats and sheep.

For instance it was originally thought that synthetic PEGylated lipids were immunologically inert; however, it's been observed that under certain conditions PEGylated lipids induce humoral immunity.

And it's been observed lately that Hollywood has skewed products toward things that will export well, like action movies.

Previous research had found evidence that K2-33 still had a few remaining shreds of its protoplanetary disk – which means it's being observed in the last stages of an important, early chapter in its developmental history.

One tantalizing clue as to what's happening is the realization that the oceanic planet under examination seems to be reacting to the scientists' presence, as though it knows it's being observed.

And it's being observed by mainstream news personalities, not just consumer advocates with a long list of grievances from their constituents.

Hence it is been observed that most competitive exams and entrance tests, such as GMAT, CAT, SAT etc have incorporated riddles and application based problems.

Because of its proximity to the border, it was "being observed" by the army and our canny relative soon discouraged "known" young people like me from visiting.