That's what happened at an African business conference in Los Angeles. Not one of the African invitees could get a visa to come to the U.S. And it's hard to find out exactly why.
The conflict has created chronic mental pain in a country with few mental health specialists. Dr. Hassum Jefee-Bahloul, a Syrian psychiatrist who now lives in the U.S., has a plan to help.
It's aimed at rotavirus, a nasty pathogen that can cause diarrhea and kills more than 500 children a day. The secret to the vaccine is the same thing that makes space ice cream so cool.
Measuring the quality of those little swimmers usually requires a trip to the doctor. Researchers have come up with a smartphone accessory that would let men do that at home in less than five seconds.