Could Earth have hosted an advanced civilization before humans? This intriguing question is at the heart of the Silurian ...

(CNN) — The human fingerprint on global warming was likely evident in Earth’s atmosphere far earlier than previously thought—even before the invention of modern cars, a new study says. Using a ...

Human trafficking happens all year long. During the summer, however, travel and activities increase and victims’ advocates are encouraging residents to become familiar with the signs of human ...