The 1:1 ratio results from the way the X and Y chromosomes are doled out in sperm and eggs. We know that boys and girls are produced in much the same frequency. But how – and why – is this 1:1 ...

This week, the No. 4 Ford Mustang Dark Horse will don the iconic colors of Mobil 1 and Take 5. Mobil 1 has partnered with Take 5 Oil Change®, the quick-lube service that features a unique drive ...