The latest news from IBM (NYSE: IBM):

• IBM connects Tivoli to hybrid cloud, InformationWeek reports.

The website says IBM can help legacy systems link to cloud computing with new plug-ins for its Tivoli management software.

“Cast Iron allows our existing Tivoli clients to take a pre-configured approach to using cloud services (with enterprise applications and legacy systems), rather having to do it with custom code,” an IBM exec says.

Read more details here.

• Jeopardy! to replay IBM’s ‘Watson’ vs. human champs episodes.

Millions of North American viewers will be able to again witness TV history as Watson successfully competes against two human champions in two matches played over three consecutive days. The episodes will air on Sept. 12, 13 and 14, 2011,” IBM says.

Read more details here.

• IBM offers free mobile Connections for its social media tool.

Read more details here.

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