News stories by Katie Mattern, page 2

Reducing carbon levels in the atmosphere may be as simple as planting a new breed of hybridised chestnut trees, according to a new study by Purdue University Associate Professor Douglass Jacobs.

More than three out of every four Iranian citizens favour improved relations with the United States, according to a major survey conducted less than one month before this Friday's presidential elections in Iran by a U.S. non-governmental organisation, Terror Free Tomorrow (TFT).

Despite ongoing peace talks between Burundi's ruling party and rebel groups, a Human Rights Watch (HRW) report released this week says the government must do more to end partisan violence in the central African nation.

Sunday's announcement by Secretary of State Hillary Clinton that Washington will begin talks with Cuba on bilateral migration issues and resume direct postal service between the two countries suggests the new administration of President Barack Obama intends to proceed cautiously toward normalising ties with the Caribbean nation, according to veteran experts here.