The men's and women's tennis tours use similar methodologies when ranking players. Here's how the rankings are put together ...

So, how exactly does the ATP Cup work? The inaugural ATP Cup, a 10-day event running from Friday, January 3 to Sunday, January 12, will welcome teams from 24 countries around the world ...

To do this it must convert the chemical energy of ATP into mechanical work, and ATP hydrolysis may be very tightly coupled to the number and length of steps taken by kinesin. You have full access ...

How do tennis rankings work? Tennis world rankings are calculated by the ATP, who award points based on a player's performance at particular tournaments. The further a player progresses in a ...