Scientists have unlocked the 3D structure of molecular clouds in the Milky Way’s center, using a groundbreaking X-ray technique. These cosmic clouds, vital for star formation, were illuminated by past ...

Snow is made up of trillions of tiny ice crystals to make snowflakes, with not one alike. Here's how they form.

The Earth's inner core, long considered a solid and stable sphere, may be quite different. A recent study suggests that its ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.