Amazing photo of Earth at 1/3 light-second: Japan's 'unique' test
Behind this photo is an important test of the Japanese ship.
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Behind this photo is an important test of the Japanese ship.
One of the most powerful cosmic rays has been recorded in detail by Earth-based telescopes.
In the 4.6 billion year history of the Earth, whether it is the deep blue ocean or the vast land, there have existed some terrifying creatures that humans cannot imagine.
Around an orange dwarf star just 130 light years from Earth, scientists have discovered a type of planet that has never been seen before and is difficult to explain.
In 1,000 years, no asteroid larger than a kilometer will hit Earth, but there may be smaller ones.
There are countless mysteries and intrigues in our vast universe. One of them is whether there is a connection between the existence of extraterrestrial life and Earth.
The theories about the origin of life taught in textbooks so far may be wrong.
Despite many advances in technology, humans still seem to be worried about the impending danger of extinction.
China's bridge not only benefits the local economy but also reshapes the standard of global engineering achievements.
The changes in gravity between planets other than Earth are also unlikely to help humans possess superpowers like Superman.
It is the closest planet to the Solar System, with a diameter just over one-third that of Earth.
It was only in the 20th century that we launched satellites into space to determine the circumference of the Earth, but 2,000 years ago, a Greek man did it.
Brommethane, or methyl bromide (CH3Br), which coexists with Earth's organisms, is something scientists should be on the lookout for on worlds suspected of harboring extr…
Nowadays, the race to explore and conquer space in the context of a technological explosion has urged Western countries to build launch vehicles using nuclear propulsion.
After thousands of years of development, humans have become the top of the Earth's food chain. People are increasingly curious about the vast universe.