Barefoot ski boats need to create small wakes and they need to be able to pull a barefoot skier up on a deep water start. They also need to be able to re...

Methanol, once known as wood alcohol, burns with a very pale blue flame, one that appears almost invisible in daylight. Does methanol burn yellow? Alcoho...

Check out the velocity chart in this article that uses physics data from one of the world's baseball physics experts, Dr. Alan Nathan. His calculato...

12.0 volts or below - At 12.0 volts your battery is considered to be fully discharged or 'flat' and should be recharged as soon as possible. Th...

In almost all cases, an average golfer will prefer a softer golf ball over a firmer ball. Softer balls normally have a lower compression rating which mea...

Only four times in history has someone hit a ball completely out of Dodger Stadium, and two of those balls were hit by Pirates great Willie Stargell. Mik...

If you are a beginner you might go with a 155-157 and if you are a dedicated free-rider then you might bump it up to 162, 163 or 164. Is a shorter snowbo...

As simple as it sounds, Kata involves deliberate, repetitive practice to master. In martial arts, kata is choreographed patterns of movement that are pra...

You should also have a pair of twin-tip skis, you can ski switch with any type of ski, but a pair of twin-tip skis will make your life much easier when s...

The most frequent viral causes of myositis are the influenza viruses and enteroviruses, with symptoms of myositis typically starting a few days after the...