THE ATOM: A Matter of Energy

(See Cover)

The radioactive air mass from Siberia, floating westward over the Pacific Ocean one day last month, carried an international thunderclap. To the high-patrolling U.S. bombers, which scooped up samples of its fine dust, the radioactivity was obvious evidence of some kind of Russian atomic blast. To the scientists who analyzed the samplings, it was clear proof that the Russians had exploded a thermonuclear superbomb, a remarkably exact duplicate of the U.S.'s own. To the political leaders of the U.S., the air mass was one more ominous sign that the time...

Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!