Reproductive cells, such as an egg and sperm, join to form stem cells that can mature into any tissue type. But how do reproductive cells arise? We humans are born with all of the reproductive cells that we will ever produce. ...
Biotechnology
Mar 16, 2014
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An international team of researchers analyzed the available data taken from all previous studies of the Southern Ocean, together with satellite images taken of the area, to quantify the amount of iron supplied to the surface ...
Earth Sciences
Mar 16, 2014
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New evidence gathered by NASA's MESSENGER spacecraft at Mercury indicates the planet closest to the sun has shrunk up to 7 kilometers in radius over the past 4 billion years, much more than earlier estimates.
Space Exploration
Mar 16, 2014
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A new analysis of satellite data reveals a link between dust in North Africa and West Asia and stronger monsoons in India. The study shows that dust in the air absorbs sunlight west of India, warming the air and strengthening ...
Earth Sciences
Mar 16, 2014
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An international team of scientists has discovered that the last remaining stable portion of the Greenland ice sheet is stable no more.
Environment
Mar 16, 2014
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A small, four-rotor drone hovered over Washington Nationals baseball players for a few days during spring training in Florida last month, taking publicity photos impossible for a human photographer to capture. But no one ...
Engineering
Mar 16, 2014
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Honey, that delectable condiment for breads and fruits, could be one sweet solution to the serious, ever-growing problem of bacterial resistance to antibiotics, researchers said here today.
Biochemistry
Mar 16, 2014
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Scientists reported today they have created at least five new experimental substances—based on a tiny protein found in cone snail venom—that could someday lead to the development of safe and effective oral medications ...
Materials Science
Mar 16, 2014
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An exploratory subway shaft dug just down the street from the Los Angeles County Museum of Art has uncovered a treasure trove of fossils in the land where saber-tooth cats and other early animals once roamed, the Los Angeles ...
Archaeology
Mar 16, 2014
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There are three pieces of evidence that aviation safety experts say make it clear the missing Malaysia Airlines jet was taken over by someone who was knowledgeable about how the plane worked.
Other
Mar 16, 2014
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