SharePoint 2010 Public Beta is available to download along with Project 2010, Visio 2010, and Office 2010 product line…
http://blogs.msdn.com/sharepoint/archive/2009/11/18/sharepoint-2010-public-beta-is-now-available-for-download.aspx

Also, visit this page for upcoming SharePoint 2010 certification tracks available in June 2010.
https://partner.microsoft.com/40121316?msp_id=sharepoint2010ready

Certification Path for IT professionals

• 70-667 Technical Specialist: Microsoft SharePoint 2010, Configuring – Configuration of SharePoint 2010 including deployment, upgrade, management, and operation on a server farm.
• 70-668 PRO: SharePoint 2010, Administrator – Advanced SharePoint 2010 topics including capacity planning, topology designing, and performance tuning.

Certification Path for Developers

• 70-573 Technical Specialist: Microsoft SharePoint 2010, Application Development – SharePoint custotm development using Visual Studio 2010
• 70-576 PRO: Designing and Developing Microsoft SharePoint 2010 Applications – Choosing technologies for and scoping a SharePoint project, best practices for SharePoint development, configuring a SharePoint development environment, advanced use of SharePoint developer features, and debugging of code in a SharePoint project

Have fun learning.