Khan beat Conservative candidate Zac Goldsmith to become the city's first Muslim mayor.
Scientists are exploring creatures and habitats in the deepest parts of the ocean, and you can follow along by watching a live video stream.
Trump's former 2016 presidential rivals Jeb Bush and Lindsey Graham both said Friday they cannot support their party's de facto White House nominee.
Holding the pencil between her wrists, first-grader Anaya Ellick formed neat letters, earning her the Nicholas Maxim Special Award for Excellence in Manuscript Penmanship.
Congratulations to the Class of 2016! They are graduating into the best job market in a decade, especially for those with degrees in business, technology or engineering.
The state's coal industry is shrinking fast; more than 10,000 workers have lost their jobs since 2008. A small firm in eastern Kentucky is turning unemployed coal workers into software developers.
Maryland police say it appears that Eulalio Tordil, who is suspected of killing his wife on Thursday, is connected to two shootings on Friday. Tordil has been taken into custody.
When children view their abilities as something they can change over time, they're more apt to deal well with challenges, researchers say. And what parents say can help or hurt.
The fires near Fort McMurray, Alberta, have been burning all week, and responders are still far from containing them. Take a look at how the emergency has unfolded.
Some 50,000 pounds of tubers were scattered across hundreds of yards of highway in Charlotte, blocking the road for hours and setting off a mashup of potato-related puns.