Our universe appears flat—but this observation still leaves plenty of options for its true shape. In fact, our cosmos could resemble a donut What shape is the universe? This question is far more ...

Here’s what you’ll learn when you read this story: Scientists have long been puzzled by why matter dominated antimatter in the early universe, when both should have been created equally and ...

Scientists know our universe is expanding. Now they have a better idea how fast. Cosmologists who study the universe know it began with the big bang and has been expanding from a single point ever ...

Assumptions that physicists have made about the universe for over a century may be about to be overturned. Evidence is emerging that it is far lumpier than we had thought – a finding that could solve ...

It’s the end of the world as we know it — a lot sooner than we think. A team of researchers have drastically scaled back the going estimate of how long it will be until the universe ceases to exist.

Whether the universe will “end” at all is not certain, but all evidence suggests it will continue being humanity’s cosmic home for a very, very long time. Our understanding of the future of the ...

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be straightforward. Objects are still emitting light, and that light takes time to travel ...

Is the universe infinite? It's one of the most profound questions we can ask, and here's the short answer: We don't know. While we have learned a great deal about the universe, a portion of the cosmos ...

Evidence now suggests the universe’s expansion has started to slow, not speed up. The findings imply dark energy is weakening, marking a possible revolution in cosmology. A groundbreaking new study ...

The interactive online map, created using data from NASA's James Webb Space Telescope, details some 800,000 galaxies across a vast cosmic distance. Scrolling and zooming in can take users some 13.5 ...

Astronomers have found the largest known structure in the universe. It is 1.4 billion light years across and contains nearly 70 galactic superclusters. It is also hundreds of thousands of times more ...

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 into the baking pan. Any chocolate chips or blueberries in the muffin ...