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Latest Zeresenay Alemseged Stories

Ancient Lucy Spent Some Of Her Time In Trees
2012-10-26 06:23:53

April Flowers for redOrbit.com - Your Universe Online Scientists have known that Australopithecus afarensis — the species of the well-known Lucy specimen — was an upright walking species, but they debate whether or not A. afarensis spent much of its time in trees. A comprehensive answer to this question has been unavailable because a complete set of A. afarensis shoulder blades has never been available for study. Professor David Green of Midwestern University and Zeresenay...

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2010-12-17 09:52:36

Discoveries spanning five continents and three oceans cap the United Nations' International Year of Biodiversity Global biodiversity surveys over the past few years have provided increasing evidence that our planet is in the midst of its sixth mass extinction. Plants, animals, and microorganisms are disappearing thousands of times more rapidly than they have for more than 65 million years, and for the first time in Earth's history, human activity is the predominant force behind this mass...

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2010-08-12 06:10:00

Fossilized bones from two ancient animals in Ethiopia show signs of human butchering, pushing back the earliest known evidence for the use of stone tools by nearly a million years, according to researchers.  The bones appear to have been butchered about 3.4 million years ago, and are the first evidence of the use of stone tools for meat consumption by Australopithecus afarensis, the species best known for the fossil called "Lucy," Zeresenay Alemseged, Curator of Anthropology at the...

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2009-12-15 09:02:14

Ranging from mosses to eels, spanning four continents and two oceans, these discoveries add to the family tree of life on Earth In 2009, researchers at the California Academy of Sciences added 94 new relatives to our family tree. The new species include 65 arthropods, 14 plants, eight fishes, five sea slugs, one coral, and one fossil mammal. They were described by two dozen Academy scientists along with several dozen international collaborators. Proving that there are still plenty of places...


Word of the Day
ramage
  • Boughs or branches.
  • Warbling of birds in trees.
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