When you look around the universe you live in, it looks like a 3D space, just like the surface of the Earth looks like a 2D ...

We experience the flow of time because it’s a natural outcome of the basic laws of physics. But we may need to build a whole ...

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

For example, the surface of a giant doughnut is another 2D space. When you look around the universe you live in, it looks like a 3D space, just like the surface of the Earth looks like a 2D space.

At the big bang, matter was created from the initial energy when it cooled enough for particles to form. But how was space ...

For decades, scientists believed that lead-208, a "doubly magic" and highly stable atomic nucleus, was perfectly spherical.

There is a supermassive black hole at the center of nearly every big galaxy—including ours, the Milky Way (it’s called ...

For example, the surface of a giant doughnut is another 2D space. When you look around the universe you live in, it looks like a 3D space, just like the surface of the Earth looks like a 2D space.