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2022-03-08: Is the Proxima System Our Best Hope For Another Earth?

  • 04:42: ... named because the Doppler effect is only  produced by the component of the star’s velocity that’s ...

2016-02-17: Planet X Discovered?? + Challenge Winners!

  • 03:34: Because of the relativistic Doppler effect.
  • 03:37: The relativistic Doppler effect classically changes the wavelengths of light, blue-shifting approaching material and red-shifting receding material.
  • 05:53: At the same time, the relativistic Doppler effect speeds it up.
  • 06:08: The relativistic Doppler effect will speed up an approaching clock by 1 over 1 minus v on c.
  • 06:46: ... you think of just the time dilation, and not the Doppler effect, you get that the moving clock is always around 13% percent slower than ...
  • 07:12: ... away far more slowly due to the combined effect of time dilation and the Doppler effect. ...
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