In the constant race to find the next cure for jazz (hint: it ain't broken), pianist Aaron Parks seems perfectly content to set his own pace.

NPR: Aaron Parks: Projecting The 'Invisible Cinema'

With the iPhone accounting for 58% percent of Apple's revenue in the quarter ending in March, Apple is in a constant race to update its operating system to beat back the growth of phones running Android.

WSJ: Apple Steps Up Rivalry With Google

What made BARIS so stellar a space game was that it captured the essence of the Space Race and its constant tension between risk and reward.

FORBES: The Return of "Buzz Aldrin's Race into Space" Game

The constant pressure to stay ahead in the race means companies will offer whatever it takes to secure a deal quickly, before anyone else trips up their efforts.

FORBES: The Race for Energy Resources Gets Hotter

There were constant problems keeping the track in proper condition to race.

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Of the multitude of boxes a person is put in over the course of his or her life--race, nationality, economic status, age--gender is a constant that we carry with us from our first breath.

FORBES: Views on News

Since then a variety of sponsors, including Cadillac and Motorola, have poured millions of dollars into the event only to walk away, frustrated by disorganization, erratic television coverage and the constant threat that the boat they back won't even survive the semifinals of a race that is held every four years or so.

FORBES: Sailing For the Gold