This document lists the top 11 news headlines from 2010, including Iceland's volcanic ash cloud disrupting European flights for weeks, the Haiti earthquake killing 230,000 people, and Obama signing the healthcare reform bill into law. Other major stories were the Gulf of Mexico oil spill lasting 3 months, the end of the TV series Lost after 6 seasons, Spain winning the World Cup, and controversy around a proposed Muslim community center near Ground Zero in New York City.