Scientists say that the water in Boston Harbor is getting cleaner, leading to an increase in the number of sand tiger sharks using the area as a nursery habitat.

What does social science research say about some common dating and marriage myths? NPR's Ayesha Rascoe speaks with journalist Stephanie H. Murray about the latest studies and data.

After adding a pro-Palestinian protest group to a list of terrorist organizations, the U.K. has been arresting hundreds of demonstrators at weekly rallies. Critics say the move endangers free speech.

NPR's Ayesha Rascoe talks to Brian Kelly, founder of credit card and travel website "The Points Guy", about the rising fees in the premium credit card space.

President Trump says he wants a peace agreement to end the war in Ukraine following his Alaska summit, and will hold talks with Ukraine's president in the White House on Monday.