A team of chemists at Yale is working to increase the nation's energy supply through effective use of solar power under the auspices of the U.S. Department of Energy (DOE) program for basic research on solar energy utilization.

A factor in immune cells regulates human semen and seems to determine whether a man will be fertile, according to a new study

A dinosaur bone bed in southwest Edmonton that served as a feeding area for the direct ancestor of Tyrannosaurus rex has revealed that two dinosaurs, thought to have lived in different eras, actually lived at the same time.

On July 4, fireworks blaze over the skies of American cities in the annual Independence Day celebrations. But nearly 12.5 million light-years away in the dwarf galaxy NGC 4449 stellar "fireworks" are going off all the time.

As the national debate over energy independence intensifies, researchers at the University of Kentucky Center for Applied Energy Research are refining methods to convert coal into liquid fuel.

Ohio State University engineers are working to make the traffic control boxes that stand beside major freeways smarter. They've developed new software that helps the computerized boxes locate road incidents and notify transportation authorities at lower c

By incorporating the physics of black holes into a highly sophisticated model running on a powerful supercomputing system, an international team of scientists has produced an unprecedented simulation of cosmic evolution

The ability of carbon nanotubes to withstand repeated stress yet retain their structural and mechanical integrity is similar to the behavior of soft tissue.

Physicists at the University of California at Berkeley have produced images that show how light can control some of the smallest possible machines.

Ancient Greenland was green. New Danish research has shown that it was covered in conifer forest and, like southern Sweden today, had a relatively mild climate.