Ruptured ovarian cysts happen when these fluid-filled sacs in the ovaries break. The ovarian cyst wall opens up, which exposes the fluid in the cyst to your abdominal cavity. Physical activity or ...

Kīlauea volcano at Hawai'i Volcanoes National Park resumed eruptions Wednesday with what was described as a small lava flow followed by "low-level continuous lava spattering" and some fountaining ...

He added that the residents who chose to stay argued they were used to Mount Ibu's eruptions. As of Thursday morning, 517 residents from the village closest to the volcano had been evacuated.

After birth, a cystic hygroma usually looks like a soft bulge under the skin. The cyst can't be seen until after birth and sometimes is not noticed until the person is older. Treatment involves ...

A urachal cyst is a sac of tissue and fluid between the bladder and the belly button (umbilicus). The cyst forms in the remnants of the urachus, a structure normally present in a fetus that usually ...

Data shows that the volcano has been swelling, with changing rates that hint at an upcoming eruption. Its activity caught the attention of experts because it shows a pattern of erupting after reaching ...

The evacuations come after steam eruptions have been seen since Thursday from the long-dormant volcano of Mount Dofen, raising fears of a volcanic eruption that could put many people at risk.

The Yellowstone Caldera is a 70 by 45 kilometre-wide crater in northwestern Wyoming, blasted out of the Earth’s crust some 640,000 years ago in a cataclysmic eruption. It was an Earth-shaking event.

The 200-year-old volcanic eruption mystery of 1831 has been solved, bringing the Kuril islands or “Ring of Fire” to light.

The 2009 eruption of Sarychev Peak Volcano, Kuril Islands, viewed from the International Space ... [+] Station. A new study says that a similar eruption was behind a cooling event with worldwide ...

Friday’s tremor in Afar resulted in fears of volcanic eruptions after smoke came from vents in the Dofen volcano, signaling potential volcanic activity. “The government is closely monitoring ...