The three 6-year-old girls stood on the sidelines as their coach swabbed their hands. Then they ran onto a lush green turf field and played soccer for 90 minutes straight — no stepping off the ...

Artificial turf has come a long way since it was introduced on a grand stage to the sports world in 1966 at the Astrodome in Houston. Playing on ChemGrass, which became known as AstroTurf, was a ...