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Airs Saturday, June 1, 2019 at 9:30 a.m. & Tuesday, June 4 at Noon on KPBS TV

Cubans migrants have received preferential treatment for more than a half-century. But as the U.S. and Cuba normalize relations, that policy could change and Cubans are racing to reach U.S. shores.

Algebra, trigonometry and calculus keep millions of people from graduating. And they're unnecessary, argues author and professor Andrew Hacker.

China's billions in infrastructure investment have led to growing number of Pakistanis eager to learn Mandarin and study in China. Beijing is giving thousands of scholarships to Pakistanis.

The top 10 candidates, as determined by Fox's analysis of polls, will debate Thursday. But even when you average polls together, it's tough to tell the difference between the lower-ranked hopefuls.

Russia is racing to build a bridge to Crimea, the Ukrainian peninsula it annexed in 2014. The strategically vital project is beset by charges of near-slave labor for workers and engineering concerns.

Coffee can teach us many things, including engineering. At the University of California, Davis, it's now the focus of the most popular elective class on campus and of an ambitious new research center.

Lawmakers looking to stabilize the health insurance exchanges may consider a number of proposals — including pushing young adults off a parent's plan or letting people buy into Medicare and Medicaid.

The inspector general at Health and Human Services says Medicare should have done an in-depth review of suspicious reports from hospitals to keep them from covering up problems with infections.

Lawmakers looking to stabilize the health insurance exchanges may consider a number of proposals — including pushing young adults off a parent's plan, or letting people buy into Medicare and Medicaid.