Also: a physicist who always dreamed of working in the US says it’s no longer the ‘global centre of science’; we revisit Orlando, Florida, one year after the Pulse nightclub shooting; a grandmother from Queens, New York, shares a shocking personal secret; and an orchestra conductor turns the fence on the US-Mexico border into a musical instrument.

(Image: Idleb is a city in north western Syria. Credit: Omar Haj Kadour/Getty Images)