The dazzling lights of the aurora are created when high-energy particles from space collide with Earth's atmosphere. While ...

This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

From dazzling eclipses to rare planetary meet‑ups, the night sky is full of events worth looking up for. Hunt for the various ...

When young stars mix with neutron stars, things get messy.

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test Einstein’s theory of gravity. Its clarity allowed ...

Science journalism is reporting on the symptoms of a disease whose origins lie in an economic model that’s at odds with the ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the ...

There is a rigorous scientific process that scientists followed before setting the Doomsday Clock at 85 seconds this year.

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

The research team noted record increases in the Atlantic, Mediterranean, Indian, and Southern oceans. It published its ...