Some pulsars lose their steady beat
New discoveries hint at hidden population of neutron stars
![Arecibo Observatory](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/01/010517_cc_pulsar_free.jpg?fit=860%2C460&ssl=1)
IRREGULAR PULSARS Two pulsars discovered by the Arecibo Observatory (shown) spend most of their time not pulsing, suggesting a large population of undiscovered pulsars in the Milky Way.
Arecibo Observatory/NAIC/NSF