Astronomers have discovered that super-Earth exoplanets are more common across the universe than previously thought. While it can be relatively easy to locate worlds that orbit close to their star, ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In the late 1800s Italian astronomer Giovanni Schiaparelli pointed a telescope at Mars ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say. Their theory is a ...

Science advances through data that don't fit our current understanding. At least that was Thomas Kuhn's theory in his famous ...

Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it won’t be happy. Dark Energy Spectroscopic Instrument (DESI) collects data ...