Space science
America plans to conquer Mars from the moon
For the first time since 1972, the US again plans to fly to the Moon. But this time is not the same short-term flight as the Apolo. Astronauts plan to build a long-term…
America
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Articles about America
1,976 published items.
History
The deadly ashes died from the first American thermonuclear bomb test
Due to miscalculation, America's largest destructive thermonuclear bomb test, Castle Bravo in 1954, created a major ecological and environmental disaster.
History
June 18: The world's first stealth plane to test flight
Lockheed F-117 night eagle is the first aircraft in the world to be completely designed in stealth technology.
History
July 4: United States Independence Day and little-known facts
Although July 4 was chosen as a long-time anniversary, many people believe that the date is incorrect.
History
April 15: Abraham Lincoln dies after being assassinated and the mystery behind the president
Abraham Lincoln was the first US president to be assassinated and died later. Lincoln's assassination was planned and executed by John Wilkes Booth, a professional drama…
History
The death of three US presidents could be related to water
Three American presidents William Henry Harrison, James K. Polk and Zachary Taylor all died in suspicious circumstances, involving drinking water in the White House.
History
May 14: America's first space station is launched into space
Skylab is the first US space station, developed by NASA aviation agency.
History
Mysterious death of the late US President George Washington
After more than 200 years, the cause of the death of the first president of the United States remains a controversial mystery among researchers.
History
November 13, 1982 - American tears at the Vietnam War Wall
The long black wall horizontal of the Vietnam War Memorial is like a reminder of the bitter defeat of the Americans, about a dark history.
Doomsday
America plans to block apocalyptic risk
US officials have drawn an emergency plan to prevent apocalyptic risk caused by asteroids.
Doomsday
NASA considered using nuclear weapons against the apocalypse
The US space agency (NASA) has announced it is cooperating with the nation's National Nuclear Security Agency on the possibility of using nuclear weapons to destroy mete…
Doomsday
Visit 3 cold places like just spent the Apocalypse in America
Visit the impoverished hospital, the park is forgotten ... to feel the gloom, coldness just like the Earth has experienced a terrible disaster.
Doomsday
America stamped rumors about the end of the world
The stories of human extinction days are spreading online in recent times that NASA must launch a campaign to quell them.
Alien
Aliens spacecraft fell into the desert in America?
Netizens in the United States are transmitting a video recorded from Google Earth with a triangular object like a spaceship.