Mark Thomson, the new head of Europe's physics laboratory CERN, has voiced confidence about raising the billions of dollars needed to build by far the world's biggest particle accelerator. CERN, the ...

In its first moments, the infant universe was a trillion-degree-hot soup of quarks and gluons. These elementary particles ...

Decreasing concentrations of inorganic particles in the atmosphere present new challenges for climate models (Image: Veikko Somerpuro) On ...

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