15-01-15 Meteors that have crashed to Earth have long been regarded as relics of the early solar system. These craggy chunks of metal and rock are studded with chondrules -- tiny, glassy, spherical grains that were once molten droplets. Scientists have thoug...

15-01-12 In an unusual study, Norwegian scientists claim people born during periods of solar calm may live around five years longer than those born when the sun is feisty. 挪威科学家进行的一项与众不同的研究称：出生于太阳平静期的人的寿命可能比出生于太阳活跃期...

14-12-18 A team of scientists, led by the University of Toronto's Barbara Sherwood Lollar, has mapped the location of hydrogen-rich waters found trapped kilometres beneath Earth's surface in rock fractures in Canada, South Africa and Scandinavia. Common in P...

14-12-18 A long, long time ago, the earth was in complete darkness. There was no sun, only the moon and some stars. This was before people, when giant animals roamed the earth. They were much bigger than animals today. Dinewan the Emu and Bralagah the Brolga...

14-12-14 A mountain-sized asteroid which crosses paths with the Earth every three years has been discovered by a Russian scientist. 近日，一名俄罗斯科学家发现了一颗山峰大小的小行星每三年都会经过地球的运行轨道。 Vladimir Lipunov, a professor at Moscow State U...

14-11-27 A man from the state of Qi constantly feared that the sky would collapse, the earth would sink, and human being would have no place to dwell on. Thereupon he was too anxious to eat or sleep well. His friends advised him, The sky is an accumulation o...

14-11-10 Earth's ancient oceans held much lower concentrations of sulfate -- a key biological nutrient -- than previously recognized, according to research published this week in Science. The findings paint a new portrait of our planet's early biosphere and...

14-10-22 In the beginning, God created the Heavens and the Earth and populated the Earth with broccoli, cauliflower and spinach, green and yellow and red vegetables of all kinds, so Man and Woman would live long and healthy lives. Then using God's great gift...

14-10-17 Imagine the world waking up one morning to discover that all compasses pointed south instead of north. It's not as bizarre as it sounds. Earth's magnetic field has flipped -- though not overnight -- many times throughout the planet's history. Its di...

14-09-28 Earth's atmosphere is a complicated dance of molecules. The chemical output of plants, animals and human industry rise into the air and pair off in sequences of chemical reactions. Such processes help maintain the atmosphere's chemical balance; for...