(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) John Etnyre, Georgia Institute of Technology (THE CONVERSATION) When you look at your ...

Scientists have many big questions to tackle about the universe, including how big it actually is. But even the proposed answers aren't straightforward.

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

Quinnipiac University provides funding as a member of The Conversation US. When you bake a loaf of bread or a batch of muffins, you put the dough into a pan. As the dough bakes in the oven, it expands ...

In the leading model of cosmology, most of the universe is invisible: a combined 95% is made of dark matter and dark energy.

Astornmers have found the coldest spot in the universe. Where it's located came as a surprise. Experts watch this frost zone very closely now.

Since childhood, we’ve been told gravity is the force that holds everything together — but what if that idea is incomplete, ...

When you look at your surrounding environment, it might seem like you’re living on a flat plane. After all, this is why you can navigate a new city using a map: a flat piece of paper that represents ...