Hiroshima-Nagasaki Bombing News
From 0-100: Presidents' first days come at varying speed
A president's first 100 days can be packed with action or a mere warm-up of what's to come
MOAB fallout from US Afghanistan strike
Afghan commandos assess the damage and search for information in the province that was attacked.
During Historic Pearl Harbor Visit With Japanese PM, Obama Praises Peace Over War
Against the backdrop of the USS Arizona Memorial at Pearl Harbor, and with Japanese Prime Minister Shinzo Abe at his side, President Barack Obama spoke Tuesday about the ills of tribalism and war. "I hope that together we send a message to the world that there is more to be won in peace than in
NASA Spacecraft Set to Explore Giant Asteroid That Could Destroy Earth
The OSIRIS-REx Mission, headed by NASA and the University of Arizona, plan to launch an unmanned spacecraft on September 8 in the efforts to reach Bennu, a large near-Earth asteroid in August 2018, according to a website devoted to the mission.
This Week in History: July 31-August 6
ABC News' Jonathan Karl looks back at great moments in history, politics and pop culture.
President Obama Embraces Hiroshima Survivor During Historic Visit
President Barack Obama, the first sitting U.S. president to visit Hiroshima, Japan, met several survivors of the 1945 atomic bombing during his trip to the nation. The president laid a wreath at the cenotaph in Hiroshima Peace Memorial Park and said he visited the historic site to mourn those
President Obama Hugs Survivor of Hiroshima Bombing
The president visited the Hiroshima Peace Memorial to mourn the Japanese, Korean and American victims of the world's first atomic blast in World War II.
President Obama Makes History in Hiroshima
Obama became the first sitting president to travel to Hiroshima since the U.S. dropped an atomic bomb there in 1945.
President Obama Urges 'Moral Awakening' During His Historic Visit to Hiroshima
"Seventy-one years ago, on a bright, cloudless morning, death fell from the sky and the world was changed," President Obama began, imagining the horror of Aug. 6, 1945. "A flash of light and a wall of fire destroyed the city. It demonstrated that mankind possessed the means to destroy itself."
President Obama in Hiroshima : 'Death Fell From the Sky'
After laying a wreath at the Hiroshima Peace Memorial, President Obama mourned the Japanese, Korean and American victims of the world's first atomic blast in World War II.