Wormhole

Japanese: worm hole(英語表記)wormhole
Wormhole

...This was further developed into a diagram of a battle between time criminals who plot to change history and the time police who try to prevent the change, and many masterpieces such as Anderson PW Anderson's "Time Patrol" (1955) and Komatsu Sakyo's "Peace on Earth" (1963) were born from this. The shape of the time machine is currently purely imaginary, and ranges from Wells' scooter type to small portable ones and large space-time conversion devices. In recent years, some in the theoretical physics world have begun to speculate that wormholes (a kind of space-time tunnel that forms a wormhole in the universe) that occur in rotating black holes may have a time machine effect. It is no longer possible to say that building a huge cylindrical time machine (called a tipler machine) and creating a closed system in which you can travel freely through time lines is a complete fantasy. ...

*Some terminology that mentions "worm hole" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…これをさらに発展させたのが,歴史の改変をもくろむ時間犯罪者と,改変を防ごうとする時間警察の闘争という図式で,アンダーソンP.W.Anderson《タイム・パトロール》(1955),小松左京《地には平和を》(1963)など多くの力作がここから生まれた。 タイム・マシンの形状は,目下のところ純然たる空想であるだけに,ウェルズのスクーター型にはじまり,携帯式の小型のものから大型の時空変換装置までさまざまだが,近年理論物理学界の一部で,回転するブラックホールに生じるワームホールworm hole(宇宙に虫食い穴状にできる一種の時空トンネル)にタイム・マシン効果があるのではないかと推測されだした。ここに巨大な円筒形をしたタイム・マシン(ティプラー・マシンtippler machineなどと呼ばれる)を構築して,時間線を自由に行き来できる閉鎖系をつくることが,あながち完全な空想とばかりはいいきれなくなってきた。…

※「worm hole」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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