
Space & PhysicsOctober 1, 2002
The Quintessential Universe
The universe has recently been commandeered by an invisible energy field, which is causing its expansion to accelerate outward Is it all over but the shouting?

The Quintessential Universe
The universe has recently been commandeered by an invisible energy field, which is causing its expansion to accelerate outward Is it all over but the shouting?

The Quintessential Universe
The universe has recently been commandeered by an invisible energy field, which is causing its expansion to accelerate outward

The Nature of Pulsars
It is generally agreed that these flickering objects are neutron stars in rapid rotation. What seems to be such a star in the Crab Nebula may well account for some of the nebula's puzzling features