The study is the first to show through data on one star that stars get older in the way scientists had theorized they would.

However, many modern scientists have theorized that homosexuality is not a choice.

Some scientists theorized it to be a physical manifestation of or created by God.

The scientists theorized that the Sun held many of the same gases and materials as the earth.

Scientists have long theorized that testosterone may be a cause.

In fact, many scientists theorize that life on earth began at these vents.

Some scientists theorized that the color changes were a primitive form of communication.

Some scientists have theorized that male hormones may help hold the disease in check.

Scientists have theorized that there may be life forms living in these lakes.

Before 1926, most scientists theorized that human beings had only appeared in America within the last couple thousand years.