21.   In another technique, researchers measure very slight fluctuations in the pull of gravity.

22.   In the same study, researchers measured how moderate drinkers performed the physical tasks as compared with nondrinkers.

23.   In the study, the researchers measured the bone density in the wrist, forearm and heel of the women.

24.   Researchers measured how much oxygen the athletes were using.

25.   The machine will remain chained to the ground, however, while researchers measure its thrust.

26.   The researchers measured levels of a protein called pregnancy-associated plasma protein-A, or PAPP-A.

27.   The researchers measured the impact on an unprotected leg, and compared that with results from a variety of commercially available shin guards.

28.   The researchers also measured the endothelial functions, or the ability for blood vessels to expand.