An American man is guaranteed a place in the Cincinnati Open final after Frances Tiafoe and Brandon Nakashima won their quarterfinal matches on Friday....
Scientists have discovered S301, a star traveling at 8% of the speed of light around the black hole at the center of the Milky Way. Its orbit could help test Einstein’s theory of relativity and reveal how quickly Sagittarius A* rotates.
Unfortunately, the break in the rain won't last. Costa Rica's National Meteorological Institute expects instability to build over the weekend, and Saturday is shaping...
Costa Rica will offer free entry to national parks on August 24 for citizens, residents and international visitors. Reservations are still required at many popular parks.
Golfo Dulce is the only place on Earth where humpback whales from both hemispheres give birth. A new Costa Rican documentary spent three years filming it.
An American man is guaranteed a place in the Cincinnati Open final after Frances Tiafoe and Brandon Nakashima won their quarterfinal matches on Friday....
