Keep Kids Away from Magnetic Toys
...d. The CDC has suggested that physicians pass a compass near the abdomen to help determine whether an unknown object is magnetic. The centre also recommends that children below the age of six not be given magnetic toys. Source-IANS...Researchers Discover Internal Compass of Immune Cells
...on system that is an integral part of the internal compass the cells use to locate the source of chemoattract... source of chemoattractants. Once this internal compass has been activated, ATP is converted by the cells to adenosine, which in turn activates A3 adenosine......rly direction to test that the chickens sense this compass point by means of their magnetic sense of directio...n ability to all birds. The study, 'The magnetic compass of domestic chickens, Gallus gallus' appears in the Journal of Experimental Biology....