Teken aan
Besonderhede van voorbeeld: 6376372228884720557
terug
Metadata
Author:
Literature
Data
English
[en]
Kip Thorne and Stephen Hawking make a bet on whether Cygnus X-1 is truly a black hole.
Spanish
[es]
Kip Thorne y Stephen Hawking apuestan acerca de si Cygnus X-1 es o no un verdadero agujero negro.
History
Your action:
Comment
Mark incorrect example
Please enable JavaScript.