April 18 (UPI) -- Social media company Pinterest began its first day of trading at $23.75, up 25 percent from its initial public offering of $19 per share.

April 18 (UPI) -- With the most measles cases nationwide in five years and 74 sickened in Washington state alone, lawmakers there have passed a bill to restrict vaccine exemptions.

April 18 (UPI) -- An Ohio family's missing dog turned up exactly one year later -- and over 1,000 miles away in the Florida Panhandle.

April 18 (UPI) -- A surge in donations pushed a funding project to rebuild three Louisiana churches burned by an arsonist to nearly $2 million in about 36 hours.

April 18 (UPI) -- A patch, designed by researchers to reduce damage after a heart attack, helped stop left ventricle heart muscle stretching in an experiment with rats, researchers report.

April 18 (UPI) -- A British diver who helped rescue the Thai youth soccer team last year from a flooded cave was himself rescued Wednesday after he became trapped in a Tennessee cave.

April 18 (UPI) -- The World Health Organization said Thursday 205 people have been killed, including 18 civilians, and 913 injured in two weeks of fighting in Libya.

April 18 (UPI) -- Kim Jong Un could be visiting Russia next week to meet with Russian President Vladimir Putin, according to a Japanese press report.

April 18 (UPI) -- Police in California were filmed scrambling on the shoulder of a busy highway to round up a wayward duck family in danger from passing cars.

April 18 (UPI) -- A teen artist in Cyprus set a Guinness World Record when he created a drawing measuring a total 3,486 square feet, 61 square inches.