文章列表

• 1.万物简史 第193期:威力巨大的原子(07)
• For a century after Dalton made his proposal, it remained entirely hypothetical, and a few eminent scientistsnotably the Viennese physicist Ernst Mach...
• 2.万物简史 第192期:威力巨大的原子(06)
• The work made Dalton famousalbeit in a low-key, English Quaker sort of way. In 1826, the French chemist P .J. Pelletier traveled to Manchester to meet...
• 3.万物简史 第191期:威力巨大的原子(05)
• There, in a short chapter of just five pages (out of the books more than nine hundred), people of learning first encountered atoms in something approa...
• 4.万物简史 第190期:威力巨大的原子(04)
• It is of course the abundance and extreme durability of atoms that makes them so useful, and the tininess that makes them so hard to detect and unders...
• 5.万物简史 第189期:威力巨大的原子(03)
• Above all, atoms are tinyvery tiny indeed. Half a million of them lined up shoulder to shoulder could hide behind a human hair. On such a scale an ind...
• 6.万物简史 第188期:威力巨大的原子(02)
• They are also fantastically durable. Because they are so long lived, atoms really get around. Every atom you possess has almost certainly passed throu...
• 7.万物简史 第187期:威力巨大的原子(01)
• 9 The Mighty Atom 第九章 威力巨大的原子 While Einstein and Hubble were productively unraveling the large-scale structure of the cosmos, others were st...
• 8.万物简史 第186期:爱因斯坦的宇宙(29)
• At all events, Hubble failed to make theoretical hay when the chance was there. Instead, it was left to a Belgian priest-scholar (with a Ph.D. from MI...
• 9.万物简史 第185期:爱因斯坦的宇宙(28)
• This was truly startling. The universe was expanding, swiftly and evenly in all directions. It didn't take a huge amount of imagination to read backwa...
• 10.万物简史 第184期:爱因斯坦的宇宙(27)
• Combining Leavitt's cosmic yardstick with Vesto Slipher's handy red shifts, Edwin Hubble now began to measure selected points in space with a fresh ey...