Nearly 100 years since Albert Einstein developed general relativity, the theory has passed its toughest test yet in explaining the properties of observable universe. The most precise measurements to ...

The APS Department’s General Astronomy track was developed to facilitate student involvement and accreditation in K-12 teaching here in Colorado, so students preparing for K-12 teaching should take ...

THIS book is a welcome addition to the rapidly growing mass of astronomical literature. It is, in the main, well arranged, clearly written, and adequately supplied with excellent illustrations and ...

A strange stellar pair nearly 7,000 light-years from Earth has provided physicists with a unique cosmic laboratory for studying the nature of gravity. The extremely strong gravity of a massive neutron ...

The darkly dressed hooded man - the one with the silver alien hanging from his neck and the deranged eyeball glasses that blinked on and off - suddenly began hurling objects into the crowd. Milky Ways ...

EVERY student of astronomy is familiar with this well-known text-book, and it is not too much to say that it is as well used this side of the Atlantic as it is on the other. Written for a general ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...