Wood from three different trees cut by Vikings found at L'Anse aux Meadows been precisely dated to 1021 CE - 1,000 years ago this year. The Viking settlement at L'Anse aux Meadows, located at the tip of Newfoundland's Great Northern Peninsula, was discovered in the 1960s, but has never been precisely dated. Previous estimates about when the Viking crossed the Atlantic and made their way to present day Newfoundland and Labrador have been based on Norse sagas and radiocarbon dating that typically has an error margin of about 50 years. The best estimates put their arrival at around 990 at...