eruption

Poisonous Gas Caused Mass Extinction

...ss extinction. According to Discovery News, the eruption was the earth's biggest outpouring as the crust split and torrents of lava were released. They covered vast swaths of land in present-day Siberia and created the Siberian Traps, a large area of igneous rocks around the city of Tura. New evidence f...

The Lurking Tsunami: Are We Ready?

... underwater activity, like an earthquake, volcanic eruption or a landslide, which displaces a large body of water. In the open sea, these waves measure up to 15 cms and are of no consequence, but on heading landward, their speed diminishes as they assume gigantic proportions to conserve the total energy. They...

Good Oral Health Practices Should Begin in Infancy

...ng a visit to the dentist within six months of the eruption of the first tooth, and no later than the child's first birthday. Preventive care such as cleanings and fluoride treatments provide your child with "smile" insurance. Routine dental exams uncover problems that can be treated in the early stages, when...

Blue Moon at Midnight from June 1

... September 1950. In the aftermath of the massive eruption of Mount Pinatubo in the Philippines in June 1991 there were reports of blue moons (and even blue Suns) worldwide. The phrase "Once in a blue Moon" was first noted in 1824 and refers to occurrences that are uncommon, though not truly rare. Yet, to ...

Study Finds That Lincoln Suffered from Smallpox During Gettysburg Speech

...evere pain in the head and back, prostration, skin eruption plus the severity and approximately 21-day duration of Lincoln's illness," said Dr. Armond S. Goldman, an emeritus professor in the Department of Pediatrics at UTMB and lead author of the study. "Smallpox was rampant in the United States at that ...

Envisat Captured Breath of Volcano

...agma was approaching the craters surface making an eruption more likely, Saut Simatupang of Indonesia's Vulcan...a acquired from space are also very useful when an eruption begins. The synoptic view taken from optical and radar instruments aboard Envisat can simultaneously...