#redshift

#redshift

Gravitational waves are a form of radiation, and while they have many similarities to light waves, there are some fundamental differences. This recognition is crucial for understanding how these waves behave in the universe.

As a science communicator, I don't think a week goes by without a press release hitting my inbox informing me of astronomers finding some new record-breaking object. Sometimes it's the smallest planet yet discovered or the most iron-deficient star. But a very common claim is a distance record: the farthest galaxy from Earth ever seen, for example. When it comes to these sorts of record breakers, I have complicated feelings, built over decades of writing about them.