Topics : Science World Report

Feb 28, 2012 09:51 AM EST

Arctic Sea Ice Decline may be driving Snowy Winters Seen in Recent Years

A new study led by the Georgia Institute of Technology provides further evidence of a relationship between melting ice in the Arctic regions and widespread cold outbreaks in the Northern Hemisphere. The study's findings could be used to improve seasonal forecasting of snow and temperature anomalies ...

Feb 28, 2012 09:03 AM EST

Tomb Exploration Reveals First Archaeological Evidence of Christianity From the Time of Jesus

The archaeological examination by robotic camera of an intact first century tomb in Jerusalem has revealed a set of limestone Jewish ossuaries or "bone boxes" that are engraved with a rare Greek inscription and a unique iconographic image that the scholars involved identify as distinctly Christian.

Feb 27, 2012 04:56 PM EST

Hundreds of Millions of Years of Change in the Cordilleran Terranes of Western North America

The March GSA TODAY, the Geological Society of America's open-access science and news magazine, is now online at http://www.geosociety.org/gsatoday/archive/22/3/. This month's science article, by Todd LaMaskin of the University of North Carolina at Wilmington, presents uranium-lead dating analyses o...

Feb 27, 2012 04:19 PM EST

Finding Explosives with Laser Beams

People like to keep a safe distance from explosive substances, but in order to analyze them, close contact is usually inevitable. At the Vienna University of Technology, a new method has now been developed to detect chemicals inside a container over a distance of more than a hundred meters. Laser li...

Feb 27, 2012 07:41 AM EST

Ancient Arabic Writings Help Scientists Piece Together Past Climate

Ancient manuscripts written by Arabic scholars can provide valuable meteorological information to help modern scientists reconstruct the climate of the past, a new study has revealed. The research, published in Weather, analyses the writings of scholars, historians and diarists in Iraq during the Is...

Feb 27, 2012 07:27 AM EST

Volcanoes Deliver 2 Flavors of Water

Seawater circulation pumps hydrogen and boron into the oceanic plates that make up the seafloor, and some of this seawater remains trapped as the plates descend into the mantle at areas called subduction zones. By analyzing samples of submarine volcanic glass near one of these areas, scientists foun...

Feb 25, 2012 02:55 PM EST

Research: Neanderthal Demise Due to Many Influences, Including Cultural Changes

As an ice age crept upon them thousands of years ago, Neanderthals and modern human ancestors expanded their territory ranges across Asia and Europe to adapt to the changing environment. In the process, they encountered each other.

Feb 25, 2012 02:50 PM EST

Emerge Attracts Futurists to Collaborate with Scientists, Designers Artists is Redesign of Future

An unparalleled campus-wide collaboration, Emerge unites artists, engineers, bio scientists, social scientists, story tellers and designers to build, draw, write and rethink the future of the human species and the environments that we share.

Feb 24, 2012 02:49 PM EST

Rethinking the Social Structure of Ancient Eurasian Nomads: Current Anthropology Research

Prehistoric Eurasian nomads are commonly perceived as horse riding bandits who utilized their mobility and military skill to antagonize ancient civilizations such as the Chinese, Persians, and Greeks. Although some historical accounts may support this view, a new article by Dr. Michael Frachetti (Wa...

Feb 24, 2012 01:59 PM EST

Light-emitting Nanocrystal Diodes Go Ultraviolet

A multinational team of scientists has developed a process for creating glass-based, inorganic light-emitting diodes (LEDs) that produce light in the ultraviolet range. The work, reported this week in the online Nature Communications, is a step toward biomedical devices with active components made f...

Feb 24, 2012 11:00 AM EST

CeBIT: Robot Obeys Commands and Gestures

At the CeBIT in Hanover, Karlsruhe Institute of Technology and the FZI Research Center for Information Technology will present innovations for our everyday life in the future. At the joint stand G33 in hall 26, a humanoid kitchen robot will move around, three-dimensional visualizations will open up ...

Feb 24, 2012 10:02 AM EST

Cebit 2012: The Wireless Bicycle Brake, a Prototype On an Exciting Mission

At this time, wireless networks are able to brake just one bike, but in the future, the technical elements will be further developed to regulate entire trains as they travel over the lines. In view of that fact, computer scientists at Saarland University are designing mathematical calculations to ch...