People jump into the Charles River during the “City Splash” event.
American barbecue developed from cultures in the Caribbean.
Worldwide, the number of migrants reached 244 million in 2015.
John Urschel teaches students at a STEM event.
In Thailand, turtles represent long life.
Nearly 7,000 transgender people are currently active in the military.
The animals are protected under U.S. law.
Last year’s auction raised $45 million.
A newly developed robot for underwater investigation.
Not cutting down trees is one of the least expensive ways of capturing carbon.