The canyon was first found by Europeans in 1541.
By hosting direct talks with the Taliban, a former U.S. ambassador to Kabul said, "We have ourselves delegitimized the government we claim to support."
The rover sent back the first photo of the "dark side" of the moon.
Christmas is celebrated in different ways around the world.
John Bolton, Trump's national security adviser, has laid out the administration's strategy for Africa.
The president brushed off a report that said climate change would cost the U.S. billions and billions of dollars. That's not entirely surprising.
Researchers think the aerial explosion could have destroyed the city in an instant.
A recent South Korea court ruling has stirred anger in Japan just as the U.S. may need them both the most in order to advance peace talks with North Korea.
Many of the candidates thought the word meant the same as "significant."
The woman was buried with ostrich egg beads and pottery.
Opposition to Trump and a growing tribal political network converged to bring more native women into politics than ever before.
This election cycle could see the first Muslim congresswoman, the first female African-American governor and the youngest woman to ever be elected to Congress.
Russian Colonel General Vladimir Shamanov is the latest in Moscow to warn of a repeat to the Cuban Missile Crisis.
While El Salvador, Guatemala and Honduras are not undergoing any active conflicts, they have been scarred by wars fueled in part by the U.S.
Scientists have discovered that our relationship with the rich cacao bean goes back much further than previously thought.
Archaeologists think the llama was an offering.
"We will find ourselves at ground zero," Russian Senator Alexei Pushkov warned.
The U.S. and Russia accused each other of violating the 1987 Intermediate-range Nuclear Forces treaty—and John Bolton wanted out.
Culture Minister Vladimir Medinsky said rap may soon be recognized as a Russian form of art.
The Rising Sun flag is a reminder of the Japanese empire's sweeping colonization and occupation of territories across the Asia-Pacific to many of the region's inhabitants.
"I have not found any monstrous men in these islands, as many had thought."
Prior to this year, the heads of the two Koreas only met twice, the last time in 2007. What followed was a decade of spiraling tensions and even outbreaks of deadly violence.
In 1499, a merchant named William Weston headed the first English-led expedition to North America.