起波澜
发表于 2025-3-28 16:23:15
Interplanetary Projectiles: Asteroids and Comets, planetary standards. Even the largest one, the asteroid Ceres, is so small that it would take dozens of Ceres-sized bodies to make up just one body the size of our Moon. But by ordinary human standards, these small planets are very big. Ceres is nearly the size of Texas, and thousands of asteroids
Abrupt
发表于 2025-3-28 22:46:46
Death of the Dinosaurs,truck. There still remain unpopulated areas of our planet, and the explosive formation of even a 5-mile-wide crater in such a place (Western Australia, the Gobi Desert, the Sahara, or even central Nevada) would not dramatically affect most of the people in the world. On the other hand, such an impac
Fermentation
发表于 2025-3-28 23:42:33
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江湖骗子
发表于 2025-3-29 05:53:42
Nuclear Winter,comet or asteroid can have devastating ecological consequences, even though the mass of the projectile is less than one billionth of the total mass of the Earth. Thus, an impact that would be of little consequence on the Moon or Mars can disrupt conditions on the Earth in drastic ways. We live in a
策略
发表于 2025-3-29 10:05:12
Violent Volcanoes and Mangled Moons,al time in a momentous week of discoveries, scientists gathered before the press corps in the Jet Propulsion Laboratory’s Von Karman auditorium. Reporters asked their last questions, the exhausted scientists opined yet again about all their new pictures of Jupiter’s unusual moons, and “Encounter Wee
乱砍
发表于 2025-3-29 12:24:01
Chaos,explosions, avalanches—take the well-ordered attributes of our modern world and convert them to a chaotic jumble, with shattered buildings, ruptured utility lines, and the general random disorder we term “chaotic”. The essence of the concept of chaos is unpredictability. Weather forecasters cannot p
BRIDE
发表于 2025-3-29 18:41:56
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出没
发表于 2025-3-29 22:37:57
Colliding Worlds,ting because its chemical composition is as different from that of the cosmos as it is possible for a large object to be. The universe (and all its stars, including our Sun) is made mostly of hydrogen and some helium. There is just a sprinkling of heavier elements, like the gases we breathe and the
hurricane
发表于 2025-3-30 03:12:29
Catastrophism Gone Wild: The Case of Immanuel Velikovsky,able book broke upon the literary scene in the United States. In 1950, the prestigious Macmillan Press published ., by a Russian-born Doctor of Medicine named Immanuel Velikovsky. Preceded by a highly favorable review in ., this book was an instant success, selling 55,000 copies in the first six mon
critic
发表于 2025-3-30 07:47:23
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