Scientists have found that a single change in a person’s genetic material can cause primary progressive MS.
Switzerland has opened the world’s longest and deepest railway tunnel, 17 years after starting work on the project.
China is using travel as an important tool to help strengthen its economy.
A gunman has killed 50 people and wounded another 53 at a gay nightclub in Orlando, Florida.
The British superstar Adele wants people to enjoy her live performances, and not videotape them.
A baby girl born in New Jersey to a mother infected with the Zika virus has severe microcephaly, say health officials.
Ten-year-old Emma Bennett got a surprise gift that made her very happy.
Americans observed Gun Violence Awareness Day on Thursday.
Officials in Thailand found 40 dead tiger cubs at a Buddhist temple accused of animal abuse.
The social media website Twitter has announced major updates to its service.