Discoveries of planets orbiting stars outside the solar system, efforts to better understand the weather and work on carbon tubes are among the discoveries that could win the Nobel Prize in physics today.

Conservative leader Stephen Harper won a victory today in Canada’s election, ending 13 years of Liberal rule, pushing the country rightward on social and economic issues and bolstering ties with the US.

President George Bush begins his fourth trip to Europe this year in Denmark, dining with royalty and saying thanks to a wartime ally.