BlogArena

General blog about anything and everything of everyday's life.

17. Jun 2019

November 9, 2012
by Guest Post
0 comments

Exhaustive Family Tree for Birds Shows Recent, Rapid Diversification

A Yale-led scientific team has produced the most comprehensive family tree for birds to date, connecting all living bird species — nearly 10,000 in total — and revealing surprising new details about their evolutionary history and its geographic context. Analysis … Continue reading

July 22, 2012
by Guest Post
0 comments

Ancient Alteration of Seawater Chemistry Linked With Past Climate Change

Dissolution or creation of huge gypsum deposits changed sulfate content of the oceans Scientists have discovered a potential cause of Earth’s “icehouse climate” cooling trend of the past 45 million years. It has everything to do with the chemistry of … Continue reading

May 12, 2012
by Guest Post
0 comments

The Success of Homo sapiens May Be Due to Spatial Abilities

While the disappearance of Neanderthals remains a mystery, paleoanthropologists have an increasing understanding of what allowed their younger cousins, Homo sapiens, to conquer the planet. According to Ariane Burke, Professor in the Department of Anthropology at the Université de Montréal, … Continue reading

March 1, 2012
by Guest Post
0 comments

When Continents Collide: A New Twist To a 50 Million-Year-Old Tale

ANN ARBOR, Mich.— Fifty million years ago, India slammed into Eurasia, a collision that gave rise to the tallest landforms on the planet, the Himalaya Mountains and the Tibetan Plateau. India and Eurasia continue to converge today, though at an … Continue reading

February 13, 2012
by Guest Post
0 comments

As Next Supercontinent Forms, Arctic Ocean, Caribbean will Vanish First

Geologists at Yale University have proposed a new theory to describe the formation of supercontinents, the epic process by which Earth’s major continental blocks combine into a single vast landmass. The new model radically challenges the dominant theories of how … Continue reading

September 7, 2011
by Guest Post
0 comments

Ancient Humans Were Mixing it Up

*Anatomically modern humans interbred with more archaic hominin forms even before they migrated out of Africa, a UA-led team of researchers has found.* It is now widely accepted that anatomically modern humans of the species Homo sapiens originated in Africa … Continue reading

April 4, 2011
by Guest Post
0 comments

‘Wicked Weed of The West’ Waning With Effect of Weevils, Other Nontoxic Remedies, Cu Finds

It’s not often that plants are described as diabolical, but spotted knapweed has that rare distinction. A 2004 issue of Smithsonian magazine, for instance, dubbed it the “wicked weed of the West,” a “national menace” and a “weed of mass … Continue reading

March 25, 2011
by Guest Post
0 comments

New Research Suggests Wild Birds May Play a Role in the Spread of Bird Flu

LAUREL, Md. — Wild migratory birds may indeed play a role in the spread of bird flu, also known as highly pathogenic avian influenza H5N1.  A study by the U.S. Geological Survey, the United Nations Food and Agriculture Organization and … Continue reading