Make that 18 seasons (1992 - 2010) and counting.
18 games in 1982
12 games
Pittsburgh pirates at 18 straight and counting
9 as of 8/5/12
Cleveland cavaliers 26
11 games in 63-64
towson university
The longest losing streak in Chicago Bears history is 14 games, which occurred between 1976 and 1977. During this period, the team struggled significantly, culminating in a winless 1976 season. This streak remains a notable low point in the franchise's history.
23
That would be his current losing streak of 104 races.
New Jersey Nets with an 0-18 losing streak
Their longest home winning streak was 14 games