Researchers have powerful new technologies to probe genes and the brain. IQ is easy to measure and reflects something real. But scientists hunting among our genes for the factors that shape intelligence are discovering they are more elusive than expected.

A study of Google Earth satellite images has revealed that herds of cattle tend to face in the north-south direction of Earth's magnetic lines.

Burning incense may create a sweet scent, but regularly inhaling the smoke could put people at risk of cancers of the respiratory tract, researchers reported Monday. In a study

Does the flickering of CFL bulbs cause headaches?

WEDNESDAY, Aug. 20 (HealthDay News) -- A protein that induces bone growth also helps promote development of "good" brown fat that helps burn calories and plays a role in fighting obesity, says researchers at the Joslin Diabetes Center in Boston.

Far from being a weak and unimportant sense, our odor-detecting ability is surprisingly acute and shapes our social interactions in ways we do not consciously realize