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

This video shows the habitable zone around the star HD 20794 (in green) and the trajectory of the three planets in the system. Thirty years after the discovery of the first exoplanet, we detected more ...

Our Solar System orbits the galactic center at an estimated 792,000 kilometers per hour, taking 225 million Earth years to ...

A revolutionary new satellite that will provide an unprecedented look at Earth’s microscopic marine life and tiny atmospheric particles has launched. The NASA PACE, or Plankton, Aerosol, Cloud, and ...

Scientists suspect that the complex life that slithers and crawls through every nook and cranny on Earth emerged from a random shuffling of non-living matter that ultimately spit out the building ...

"Studying the relic radiation from the beginning of the universe is critical for understanding how the entire cosmos came to be and why it is the way it is." When you purchase through links on our ...