NASA is making available a free Web-based educational product to learners of all ages across the country.

New Entry by Alexander Bird and Emma Tobin on September 17, 2008.] Scientific disciplines divide the particulars they study into kinds and theorize about those kinds. To say that a kind is natural is to say that it corresponds to

P resident Bush yesterday toured parts of Texas devastated by Hurricane Ike, saying that government at all levels is working hard to mitigate the effects of a storm that Homeland Security Secretary Michael Chertoff warned last week could present a

The Service to America Medals -- "the Sammies" -- were awarded last night to honor exceptional work by civil servants. The gala at the Andrew W. Mellon Auditorium recognized eight winners from around the nation, including the District, Seattle, Pittsburgh

Federal judges pondered yesterday whether preventing former White House counsel Harriet E. Miers from testifying before Congress would enable the Bush administration to leave office without having to defend its assertion that presidential aides need not appear before congressional panels.

Researchers have bred three fish species in captivity. The fish, commonly called Ningu, Kisinja and Mmale (African cat fish) are threatened with extinction resulting from pollution of rivers and lakes.

The Ministry of Science and Technology Tuesday in Luanda launched the portals of knowledge and of the researcher, as well as presented the Ethno-Sculptural Map of Angola.

The Kaduna State government has commenced the production of fuel from sugarcane in an effort to develop alternative source of energy.

BYUSA Events has teamed up with the University Accessibility Center to provide students with the opportunity to adopt a disability for two hours, watch a 20-minute accessibility movie and receive an 'I Took the Challenge' T-shirt

Today, Americans across the country will celebrate Constitution Day and the 221st anniversary of our nation's founding document, the Constitution.

What goes up must come down; the effects of Newton's first law can currently be seen at several locations on campus as the recent razing of Deseret Towers, the Knight Mangum Building and the former Cannon Center are all nearing

If science and technology are at the heart of the country's socio-economic growth, how come Uganda is not making much progress.

Labelling of the genetically modified contents of food will become mandatory once the Consumer Protection Bill is implemented, and producers, importers, distributors and retailers will be held liable for any damage these products might cause.

The official home of Stanford President John Hennessy has gone solar. The electric meter for Hoover House now runs backward at times, with the solar panels creating more electricity than the house requires.

Background and AimsIn spite of recent phylogenetic analyses for the Chenopodiaceae-Amaranthaceae complex, some morphological characters are not unambiguously interpreted, which raises homology questions. Therefore, ontogenetic investigations, emphasizing on 'bracteoles' in Atripliceae and flowers in Chenopodioideae, were conducted. This first paper

Background and AimsPrevious studies have shown that silica in grass leaves defends them against small herbivores, which avoid high-silica grasses and digest them less efficiently. This study tested the idea that silica can reduce digestibility by preventing the mechanical breakdown

Background and AimsDormancy is a complex trait finely regulated by hormones and environmental factors. The phytochromes that sense red:far-red (R:FR) are the sole photoreceptors involved in the termination of dormancy and the induction of germination by light. The aims of

Background and AimsTrade-offs are fundamental to life-history theory, and the leaf size vs. number trade-off has recently been suggested to be of importance to our understanding leaf size evolution. The purpose of the present study was to test whether the