KNOXVILLE, Tenn. — A tiny foal named Seven was not expected to survive, but with the help of the University of Tennessee's vet school, he's now a thriving symbol of resilience. Seven was his mom ...

KNOXVILLE, Tenn. — A tiny foal named Seven was not expected to survive, but with the help of the University of Tennessee's vet school, he's now a thriving symbol of resilience. Seven was his mom ...

Measuring light, known as the cosmic microwave background (CMB), that traveled ... about 380,000 years old—the equivalent of hours-old baby pictures of a now middle-aged cosmos.