Sentence examples for these theories from inspiring English sources

These theories are almost certainly nonsense.

Eye-tracking can test these theories.

All of these theories are defensible.

Why are scientists fighting over these theories?

Upon further investigation, these theories fell apart.

But these theories only scratch the surface.

Recently however, these theories have had something of a renaissance.

None of these theories really fit the facts.

But none of these theories has provided an adequate answer.

Do these theories still apply in our globalized world?

There is probably some truth to all of these theories.