Tdnews

Changing climate has produced an evolutionary change in flower types and distribution and bees have responded to the change by developing shorter tongues. Nicole E. Miller-Struttmann with the Biological Sciences Department at State University of New York College at Old Westbury and colleagues from...

Baratunde Cola, an associate professor in the George W. Woodruff School of Mechanical Engineering at Georgia Tech, and colleagues are the first to develop a working prototype that can convert solar energy into direct current. The device called an optical rectenna has the potential...

An analysis of the teeth of people from Bronze Age Europe and Asia has shown that the plague or more formally the bacterium that causes the disease, Yersinia pestis, evolved to be a massive killer at least 3,500 years earlier than previously thought. Eske...

The DNA of two very young immigrants to the Americas from China and Russia not only explains the lack of genetic diversity among all Native Americans but also points to a common ancestor for every Native American. University of Utah anthropology professor Dennis O'Rourke...

An earthquake in the Indian Ocean may have triggered a series of events that led to the earthquake and tsunami that produced the Fukushima disaster. Andrew A. Delorey from the Los Alamos National Laboratory and colleagues are the first to provide coherent evidence that...

How to keep your toddler safe in 3-feet of snow may seem fairly easy until you consider the snow is deeper than your child is tall. Playing in the snow may seem irresistible, but if the snow is not solid enough and you set...

Is music really a "universal language"? Two articles in the most recent issue of Science support the idea that music all around the globe shares important commonalities, despite many differences. Researchers led by Samuel Mehr at Harvard University have undertaken a large-scale analysis...

When mice learn to do a new task, their brain activities change over time as they advance from 'novice' to 'expert.' The changes are reflected in the wiring of cell circuits and activities of neurons. Using a two-photon imaging microscope and a wealth of...