Black holes can move through the universe at 17,500 miles per second, scientists have calculated. That's one-tenth the speed of light, according to a study published in Physical Review Letters. The ...

“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 ...

Astronomers looking at data from the European Space Agency's (ESA's) Euclid mission have concluded that the universe is only going to get "colder and deader" from here on out. The Euclid telescope ...

Astronomers, maybe more than anyone, appreciate what an island of perfection our Earth is. Our orbit may put us at a perfect distance from the sun for life to flourish, but it is too small to easily ...

If you're camping, hiking or otherwise outside city limits this summer, Brenden Petracek advises you to look up. The president of Winnipeg's chapter of the Royal Astronomical Society of Canada says ...

Read the full transcript of this episode. In the year 1823, a doctor named Wilhelm Olbers looked out at the night sky and wondered: if we're surrounded by so many stars, why is the night sky so dark?

The world's most popular museum is taking on one of the world's most daunting tasks: squeezing what scientists know about the universe into a windowless gallery the size of a suburban house. The , ...