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UF Pine lsland pollen study leads to revision of state’s ancient...

GAINESVILLE, Fla. -- A new University of Florida study of 45-million-year-old pollen from Pine Island west of Fort Myers has led to a new understanding of the state's geologic history, showing Florida could be 10 million to 15 million years older ...

Breast cancer screening with MRI benefits women with radiation therapy history

OAK BROOK, Ill. -- Breast cancer screening with MRI can detect invasive cancers missed on mammography in women who've undergone chest irradiation for other diseases, according to a new study published online and in the April print edition of Radiol...

Paper archives reveal pollution’s history

Some of the history preserved in old tomes and newspapers may be hiding in between the lines of print. A Weizmann Institute scientist has found that the paper in such collections contains a record of atmospheric conditions at the time the trees that...

Widespread ancient ocean ‘dead zones’ challenged early life

The oceans became oxygen-rich as they are today about 600 million years ago, during Earth's Late Ediacaran Period. Before that, most scientists believed until recently, the ancient oceans were relatively oxygen-poor for the preceding four billio...

Risk for alcoholism linked to risk for obesity

Addiction researchers at Washington University School of Medicine in St. Louis have found that a risk for alcoholism also may put individuals at risk for obesity. The researchers noted that the association between a family history of alcoholism ...

What triggers mass extinctions? Study shows how invasive species stop new...

An influx of invasive species can stop the dominant natural process of new species formation and trigger mass extinction events, according to research results published today in the journal PLoS ONE. The study of the collapse of Earth's marine...

Drilling in the holy land

About 50 miles from Bethlehem, a drilling project is determining the climate and earthquake activity of the Holy Land. Scientists from eight nations are examining the ground below the Dead Sea, by placing a borehole in this deepest basin in the wo...

Oldest fossils found in Cordillera Betica mountain range

Spanish researchers have found fossils of Ordovician conodonts dating to between 446 and 444 million years ago for the first time in the western Mediterranean. The discovery of these very primitive marine vertebrates has helped scientists to r...

Farmers slowed down by hunter-gatherers: Our ancestors’ fight for space

Agricultural -- or Neolithic -- economics replaced the Mesolithic social model of hunter-gathering in the Near East about 10,000 years ago. One of the most important socioeconomic changes in human history, this socioeconomic shift, known as the Ne...

America’s colonial hydrologic history recreated

Once lost in the mists of time, the colonial hydrology of the northeastern U.S. has been reconstructed by a team of geoscientists, biological scientists and social scientists. The results, which extend as far back as the year 1600, appear in...

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