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Greg Osmond
May 10, 2013 09:05PM

I was watching two Minke whales for one hour today near my home in Woody Point, ...
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May 09, 2013 08:05PM

The Good Force be with you! Well done, Team Curiosity! Keep it up! Live fo...
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May 09, 2013 01:05AM

amazing !
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May 08, 2013 09:05PM

Documentation on the Seine barges in the 17th century is scant, but apparently m...

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Expert-reviewed information about the Earth.  For everyone.

    • Dudleya cymosa (Lem.) Britt. & Rose Featured Article Dudleya cymosa (Lem.) Britt. & Rose Dudleya cymosa (Lem.) Britt. & Rose

      Dudleya cymosa (Lem.) Britt. & Rose is a perennial low-growing succulent plant species that is endemic to California. Having a number of subspecies, this fleshy plant is... More »

    • Nuclear power Featured Article Nuclear power Nuclear power

      Nuclear power is the generation of electricity from controlled reactions within the nucleii of atoms that release energy used to boil water, the steam from which drives a... More »

    • Jamaican dry forests Featured Article Jamaican dry forests Jamaican dry forests

      Jamaican dry forests is an ecoregion that covers a minority of the land area of the nation island of Jamaica, which ranks fifth among the Earth's islands in terms of endemic plant... More »

    • Petrochemicals Featured Article Petrochemicals Petrochemicals

      Petrochemicals are chemical products made from the hydrocarbons present in raw natural gas and petroleum crude oil. The largest petrochemical manufacturing industries are to... More »

    • DNA Featured Article DNA DNA

      Deoxyribonucleic acid (DNA) is a long chain organic molecule that contains the coding for all metabolic and reproductive processes of all living organisms, save for certain... More »

    • Refugia Featured Article Refugia Refugia

      Refugia (singular Refugium) are geographical locations where natural environmental conditions have remained relatively constant or stable during times of great environmental... More »

    • Sulfur Featured Article Sulfur Sulfur

      Sulfur (alternatively spelled sulphur) is the chemical element with  atomic number 16. The chemical symbol S is used in formulae and abbreviations. Sulfur has high abundance... More »

    • Serengeti Featured Article Serengeti Serengeti

      The Serengeti is a plain immediately south of the equator in eastern Africa covering over 30,000 square kilometers (12,000 square miles) east of Lake Victoria in northwestern... More »

    • Biomass Featured Article Biomass Biomass

      Biomass is a term in ecology for the  mass of living organisms in a given ecosystem.  Biomass can refer to the living stock of species in a given habitat, but can... More »

Recently Updated
Panamá Last Updated on 2013-05-24 at 13:23 Panama is a nation of three-and-a-half million people, located between Costa Rica to the north and Columbia to the south. Panama connects the continental land masses of... More »
Isthmus of Panama Last Updated on 2013-05-24 at 13:10 The Isthmus of Panama (sometimes known as the Isthmus of Darien), a narrow strip of land connecting the continents of North and South America. The Isthmas in crossed by the... More »
Sumatran lowland rainforests Last Updated on 2013-05-24 at 00:32 The Sumatran lowland rainforests are one of the most diverse forests on Earth and also among the most threatened. These forests contain comparable levels of More »
Extraterrestrial soils Last Updated on 2013-05-23 at 18:48 Extraterrestrial soils may be defined as any of the solid granular crustal features of planets and moon other than those soils on planet Earth. Despite four decades of space... More »
New Caledonia rainforests Last Updated on 2013-05-23 at 18:36 Introduction The islands of New Caledonia contain some of the most distinctive plants in the world, with a large number of species, endemics, and an ancient character... More »
Eastern Miombo woodlands Last Updated on 2013-05-22 at 21:56 Confined to the lower elevations of the Central African Plateau, the Eastern Miombo woodland ecoregion ranges from southern Tanzania to northern Mozambique and... More »
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