Stars and galaxies make up much of the universe’s ordinary, observable matter. But for decades, scientists have wrestled with ...

According to our best understanding, the universe is expanding – and is doing so at an accelerating rate. This is believed to ...

Worried about the spread of the diarrhea-causing illness cyclosporiasis? A healthier gut might better prepare your body to ...

The Milky Way may have undergone a dramatic change in orientation during its history, according to new research that helps explain a long-standing mystery about our galaxy. Using supercomputer simulat ...