International scientists based in Scotland decode the full DNA sequence of the potato, one of the world's most important staple crops, for the first time.

The Australian government unveils plans to slap a tax on carbon emissions for the country's worst polluters from next year.

Atlantis is due to dock at the International Space Station on the final mission of Nasa's 30-year shuttle programme.

With Japan's intentions unclear, issues such as indigenous whaling and internal reforms look set to dominate this year's International Whaling Commission meeting.