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Astrophysicists Solve Mystery in Milky Way Galaxy
A team of astrophysicists has solved a mystery that led some scientists to speculate that the distribution of certain gamma rays in our Milky Way galaxy was evidence of a form of undetectable "dark matter" believed to make up much of the mass of the universe. view more (2009-07-09)
New understanding of human sacrifice in early Peru
A study published in the August/October issue of Current Anthropology, reports on new archaeological evidence regarding the identities of human sacrifice victims of the Moche society of Peru. view more (2005-08-26)
Scripps Studies Provide New Details About Antarctic Iceberg Detachment
A multifaceted research effort by scientists at Scripps Institution of Oceanography at the University of California, San Diego, and their colleagues has resulted in several important new findings about Antarctica and the changing dynamics of its ice structure. view more (2005-06-14)
Risk of extinction accelerated due to interacting human threats
The simultaneous effect of habitat fragmentation, overexploitation, and climate warming could accelerate the decline of populations and substantially increase their risk of extinction, a study published in the Proceedings of the Royal Society B has warned. view more (2007-02-08)
Oral bisphosphonate risk slight, but dental patients should be aware, ADA says
People taking oral bisphosphonates, a type of drug used to treat osteoporosis, osteopenia and Paget's disease of bone, should be aware of potential risks when undergoing certain dental procedures. view more (2006-08-07)
Physicists: After 30 years of study, rare particle confirms prediction
High-energy physicists devoted to recreating the conditions at the beginning of the universe have for the first time observed a new way to produce those basic particles of atoms, protons and neutrons. view more (2008-03-11)
Standard scuba diving mouthpieces potentially hazardous
Standard design mouthpieces used by scuba divers are potentially hazardous, finds a study from Newcastle and Dundee Dental Schools in the British Journal of Sports Medicine. The design has changed little since the 1940s, when scuba equipment was first introduced. The use of these mouthpieces may result in vertigo and disorientation, both of which... view more... (2001-03-22)
UC Davis ophthalmologist to examine ancient Chilean mummy eyes
Over the next week, UC Davis ophthalmologist William Lloyd will dissect and examine the eyes of two North Chilean mummies for evidence of various diseases and medical conditions. view more (2005-10-19)
Male sabertoothed cats were pussycats compared to macho lions
Despite their fearsome fangs, male sabertoothed cats may have been less aggressive than many of their feline cousins, says a new study of male-female size differences in extinct big cats. view more (2009-11-06)
Biotech scientists team with curators to stem decay of world's art, cultural heritage
The growing relationship between scientists and curators is the focus of a 4-day, UN-affiliated international conference in Caracas designed to promote innovative ways to stem the decay of some of humanity's greatest art and cultural treasures. view more (2009-02-09)
Secondhand smoke proves to be no 'joke' on oral health
A study published in this month's issue of the Journal of Periodontology found that subjects with periodontitis who were exposed to secondhand smoke were more likely to develop bone loss, the number one cause of tooth loss. view more (2007-04-04)
Earliest Evidence Of Hereditary Genetic Disorder Discovered By Hebrew University Researchers
The discovery of what is believed to be the oldest evidence yet found of a human hereditary genetic disorder has been announced by researchers at the Hebrew University of Jerusalem. The researchers are Dr. Uri Zilberman and Patricia Smith, the Joel Wilbush Professor of Medical Anthropology, both of the Faculty of Dental Medicine of the Hebrew... view more... (2004-06-28)
Heavy marijuana use linked to gum disease
Heavy marijuana use has been found to contribute to gum disease, apart from the known effects that tobacco smoke was already known to have. view more (2008-02-06)
Ancient anthropoid origins discovered in Africa
The fossil teeth and jawbones of two new species of tiny monkey-like creatures that lived 37 million years ago have been sifted from ancient sediments in the Egyptian desert, researchers have reported. view more (2005-10-14)
Turning down gene expression promotes nerve cell maintenance
Anyone with a sweet tooth knows that too much of a good thing can lead to negative consequences. The same can be said about the signals that help maintain nerve cells, as demonstrated in a new study of myelin, a protein key to efficient neuronal transmission. view more (2009-02-02)
New definition could further limit habitable zones around distant suns
As astronomers gaze toward nearby planetary systems in search of life, they are focusing their attention on each system's habitable zone, where heat radiated from the star is just right to keep a planet's water in liquid form. view more (2009-06-11)
Patients, dentists differ on smile ratings, JADA study
People rate their smiles higher than dentists do, according to a new study. Teeth and eyes rated as the most important features of an attractive face, the study also found, and people younger than age 50 were most satisfied with their smiles. view more (2007-12-11)
The downside of microtubule stability
Stalled microtubules might be responsible for some cases of the neurological disorder Charcot-Marie-Tooth (CMT) disease. view more (2009-06-15)
Book announcement: The World of Microbes - new textbook for key stage 2
Many people only associate microbes with disease, but we could not live without them. The World of Microbes is a new book, specially written for Key Stage 2 children, which looks at how harmful and beneficial microbes affect our daily lives. Packs containing six copies of The World of Microbes; a teacher’s guide; poster and science planning... view more... (2001-07-31)
Ytterbium's Broken Symmetry
Ytterbium was discovered in 1878, but until it recently became useful in atomic clocks, the soft metal rarely made the news. Now ytterbium has a new claim to scientific fame. view more (2009-07-23)
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