Ancient tooth found near Old Crow, Yukon, belongs to earliest woolly mammoth in North America

Migrants living in Canada are facing longer waits to renew paperwork that would allow them to keep working legally, as growing backlogs and changing rules stymie efforts to maintain legal status, according to interviews and data obtained by Reuters.Losing status means people who have paid taxes cannot work or access medical care and other services in a country that has long prided itself for its universal health care. Canada is trying to reduce the number of migrants in the country as they have been blamed for straining services – a sharp change after years of growth – and is relying on...