The worst that could be said about Juan Miguel Gonzalez was that he was Cuban and an adherent of the Communist ideology.

Ultimately what the Elian Gonzalez case stands for is the right of a parent to speak for and raise a child ... irrespective of the parent's nationality, ideology or economic status.

Astronomers ought to be able to ask fundamental questions without accelerators.

Children need to be exploring their physical world. They need to be learning the fundamental laws of physics by manipulating objects.

Dementia is our most-feared illness, more than heart disease or cancer.

If you're puzzled by what dark energy is, you're in good company.