The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

Where is the center of the universe? Learn why researchers say the rules may not apply to the center of the universe.

The Universe is big, as Douglas Adams would say. The most distant light we can see is the cosmic microwave background (CMB), which has taken more than 13 billion years to reach us. This marks the edge ...

What is the actual speed and direction of our solar system as it moves through the cosmos, and how does this compare to ...

Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered! At the same time, exoplanetologists have ...

Researchers led by the University of Tsukuba present computer simulations that capture the complex dynamics of elusive neutrinos left over from the Big Bang Current simulations of cosmic structure ...

“The cosmos is also within us, we're made of star-stuff. We are a way for the cosmos to know itself.” - Carl Sagan Compared to the Sun, how big is the Earth? What is a scale model and how does it help ...

As director of the Carl Sagan Center for Research at the SETI Institute, astrobiologist Nathalie A. Cabrol's work is focused on answering the question of whether we're alone in the universe. In “The ...