Topic: Yong Wang

STATE COLLEGE, Pa., Aug. 7 (UPI) -- U.S. researchers say refrigerators and other cooling devices might one day operate without compressors thanks to some ferroelectric polymers.

STANFORD, Calif., Jan. 28 (UPI) -- Both animals and plants use steroid hormones to signal cells to grow but the signaling process in plants is more complicated, California researchers found.