25/01/2009

Scientists to tap river currents to create clean energy

In the eerie green glow of flashing lasers in a darkened University of Michigan lab, a cylinder on springs moves methodically up and down in a giant tank as water flows over it, simulating a stream.

Meteoric advances in space science program

Standing nearly 69 feet tall, the giant structure on the hill overlooking Morehead State University's campus might look to some as simply an oversize satellite TV dish.

Fluorescent proteins illuminating biomedical research

Remarkable new tools that spotlight individual cellular molecules are transforming biomedical research. Scientists at the Gruss Lipper Biophotonics Center at the Albert Einstein College of Medicine of Yeshiva University have ...

Dramatic expansion of dead zones in the oceans

Unchecked global warming would leave ocean dwellers gasping for breath. Dead zones are low-oxygen areas in the ocean where higher life forms such as fish, crabs and clams are not able to live. In shallow coastal regions, ...

Rewrite the textbooks: Transcription is bidirectional

Genes that contain instructions for making proteins make up less than 2% of the human genome. Yet, for unknown reasons, most of our genome is transcribed into RNA. The same is true for many other organisms that are easier ...