It is a kind of teleportation, which physicists have long theorized as possible.

Scientists have long theorized such waves were the seeds for all structures glittering in the heavens today.

B1 The Statue of Liberty's skin problems may not be caused by acid rain, as scientists have long theorized.

Archaeologists have long theorized such a connection, primarily because of the design of mounds and artifacts.

Scientists have long theorized that testosterone may be a cause.

Ampelographers have long theorized that the grape originated in northern Italy.

While scientists have long theorized that extremely low pressures might occur in the center of tornadoes, there were no measurements to confirm it.

Scientists have long theorized that retroviruses, which were used in the suspended experiments, could trigger cancer.

Proponents of choice have long theorized that competition for students - and the fear of losing enrollment and money - would force schools to improve.

Scientists have long theorized that the light is purely defensive in nature.