We often marvel at the genius of Albert Einstein, a physicist who revolutionized our understanding of the universe. Yet, even ...

As the universe expands, it feels like it must be spreading out from some initial point. But a physicist explains why that’s ...

The universe rarely fails to amaze. One of its latest surprises—nicknamed the “Einstein zig-zag”—reveals a stunning arrangement of galaxies and a distant quasar. Together, they produce a gravitational ...

What is the universe made of? -- A revolution in space and time -- A cosmic expansion -- Einstein's telescope -- MACHOs and WIMPs -- Black holes and planets -- Weighing the universe -- Cold dark ...

A new Big Bang model does away with speculative elements, putting gravitational waves at the forefront of the creation of ...

Astronomers have uncovered what may be the most massive black hole ever found, 36 billion times the mass of our Sun, hidden at the heart of the Cosmic Horseshoe galaxy. Located 5 billion light-years ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...