continents

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'Lost Continent' Detected Under Indian Ocean

'Mauritia' believed to have sunk millions of years ago

(Newser) - The remains of an ancient continent ripped apart by plate tectonics tens of millions of years ago may lie under the Indian Ocean, researchers say. Scientists who analyzed beach sand on the island of Mauritius found tiny crystals of zirconium silicate that were hundreds of millions of years older than... More »

'Frog From Hell' Fossil Turns up in Madagascar

'Beelzebufo' munched on baby dinosaurs

(Newser) - Fossil hunters digging in Madagascar have discovered a 70 million-year-old, 10 pound ancestor of the horned frog. Over twice as large as its modern-day descendants, the  "slightly squashed beach-ball" shaped creature probably lunched on small lizards and baby dinosaurs, and has earned the charming nicknames "frog from hell"... More »

Earth's Mystery Core Plumbed

Japanese geophysicist floats theory of lifecycle for Earth's plates

(Newser) - Climate change has sparked heated debate about the Earth’s surface, but a controversial new theory is directing scientists to its core, Der Spiegel reports. To explain why contintental plates drift on the surface of the Earth's molten mantle, Maruyama Shigenori, a leading geophysicist, argues that continents actually have life... More »

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