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Artist Alexander Reben wants to know whether a robot could fulfill our deep need for companionship. He created a robot named BlabDroid that asks people to share their raw emotions and deep secrets.

In a world increasingly drawn to the black-and-white of defined categories, Allie n Steve Mullen has found living in between those categories to be invigorating. They switch between male and female throughout each day, based on their activities.

Sensors that work inside the body are gaining new skills. The latest version can track heart rate and respiratory rate, as well as temperature, as it travels through the digestive system.

As Morning Edition examines the dangers of concussions, David Greene talks to football analyst Jim Trotter about Junior Seau. The NFL star's 2012 suicide elevated the issue of concussions.

Cases are up in some states, but the Biden administration's chief medical adviser says that "hopefully ... the vaccine is going to win this one." He urges continued mask-wearing and other measures.

In the aftermath of two highly publicized police shootings and the deaths of five Dallas police officers, scenes of protest and prayer have unfolded around the country. Here is a glimpse.

Many of China's Belt and Road projects run through Xinjiang Province, home to the Muslim-minority Uighurs who live in intense security. Many sense Belt and Road and Xinjiang's problems are connected.

Justin Kelley was among workers who learned their jobs as greeters would be cut. As the Floridian waited 49 days to hear if he could stay with Walmart, he worried he would have to give up his dream.

Seven years ago, NPR's David Gilkey was killed while on assignment in Afghanistan. A longtime colleague pays tribute to his life and passion: "He played the role of witness for us all."

Why is the price of a CT scan 33 times higher in a hospital emergency room than in an outpatient imaging center just down the street?