New details from the Webb telescope indicate there might be a fundamental problem with our understanding of the universe. The spiral galaxy NGC 4258, imaged by the Hubble Space Telescope, measures ...

Whether the Universe will 'end' at all is not certain, but all evidence suggests it will continue being humanity's cosmic home for a very, very long time. The Universe – all of space and time, and all ...

Stephen DiKerby receives funding from the National Science Foundation. Whether the universe will “end” at all is not certain, but all evidence suggests it will continue being humanity’s cosmic home ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be straightforward. Objects are still emitting light, and that light takes time to travel ...

Is the universe infinite? It's one of the most profound questions we can ask, and here's the short answer: We don't know. While we have learned a great deal about the universe, a portion of the cosmos ...