Theta waves are one of the five types of electrical pulses your brain produces. They tend to happen when you’re lightly sleeping, dreaming, or in a state of deep relaxation. Experts believe they play ...

Let the beat drop...your anxiety levels. We’re not talking about any old beats, but ones some therapists are using as a form of sound-wave therapy to help their patients combat anxiety. They’re called ...

In the Crab Nebula, a rapidly rotating neutron star, or pulsar (white dot near the center), powers the dramatic activity seen by Chandra. The inner X-ray ring is thought to be a shock wave that marks ...