All Articles Tagged As: central america

Isthmus of Panama formed as result of plate tectonics (7/31/2008)

Contrary to previous evidence, a new study shows the Isthmus of Panama was most likely formed by a Central American Peninsula colliding slowly with the South American continent through tectonic plate movement over millions of years. ...> Full Article

Chile's Erupting Chaiten Volcano One Of Scores Of Active Volcanoes In Region (5/7/2008)

The Chaiten volcano now erupting in southern Chile is one of 200 to 300 volcanoes in the "Andean Arc" region of Chile, Peru, Ecuador and Columbia considered active by volcanologists, some of which lie in much more densely populated areas ...> Full Article

65-million-year-old asteroid impact triggered a global hail of carbon beads (5/6/2008)

The asteroid presumed to have wiped out the dinosaurs struck the Earth with such force that carbon deep in the Earth's crust liquefied, rocketed skyward, and formed tiny airborne beads that blanketed the planet ...> Full Article