PlanA is a long-acting, reversible barrier that blocks sperm from traveling up the vas deferens. The other product, PausePill ...

U.S. Sen. Ed Markey and U.S. Rep. Seth Moulton barreled into the final weekend of their hard-fought Democratic U.S. Senate primary in much the same way they started it.

For decades our understanding of sperm could be summed up as: The strongest swimmer gets the girl. New research reveals that ...