Best Answer: Today, the national average for the diamonds chosen for engagement rings with regard to carat weight is 0.38 carats. In general, the carat weight averages of engagement ring diamonds are increasing.
Now have you ever wondered what is up with tennis players and the noises they make when hitting the ball back and forth. Well, they have every right to make these noises. Venus Williams served the world's fastest tennis ball among women which was clocked at 56.95 m/s (127.4 mph). That's twice the speed limit on a regular highway in New York City. Tilden holds the title of World's fastest tennis ball served among men with a speed of 73.14 m/s (163.6 mph).
Wimbledon crowd sees the longest tennis match ever â and it's still going. Apparently not, it seemed. Last night, France's Nicolas Mahut and John Isner from the US, two of the lesser known names on the men's singles circuit, remained deadlocked on two sets each and both with 59 games in the longest fifth set ever, of the longest tennis match ever.