How motion influences waves, or other kinds of ever-repeating signals, in classical physics and in special relativity.
How relativity can reconcile statements that, at first glance, appear to be contradictory
What is Einstein Online?
Einstein Online is a web portal with comprehensible information on Einstein's theories of relativity and their most exciting applications from the smallest particles to cosmology.
Einstein Online is provided by the
Max Planck Institute for Gravitational Physics
(Albert-Einstein-Institut)
Includes information on our authors and contributing Institutions, and a brief history of the website.
More than 400 entries from "absolute zero" to "XMM Newton" - whenever you see this type of link on an Einstein Online page, it'll take you to an entry in our relativistic dictionary.
