For a car to accelerate there has to be friction between the tire and the surface of the road. The amount of friction generated depends on numerous factors, including the minute intermolecular forces ...
The problem of understanding the forces that hold matter together was first tackled seriously by Isaac Newton. He extended the idea of 'action at a distance' from planets to atoms, and joined for the ...
Experimental evidence of long-range attractive forces between cellular proteins has been obtained by researchers in France more than 50 years after the idea was first proposed. The forces are mediated ...