Raloxifene is a U.S. Food and Drug Administration (FDA)-approved treatment for decreasing fracture risk in osteoporosis and it is effective at reducing fracture risk, but only partially by…

Some research has indicated that salt might alter the autoimmune response, which is implicated in the development of multiple sclerosis (MS), but it is not clear if it has any direct effect on the…

FK506 possesses a well-studied neuroregenerative effect, stimulating neurite extension in the presence of nerve growth factor in vitro, and enhancing nerve regeneration following nerve crush injury…

In almost 20 years, China's Research  &  Development (R&D) expenditure as a percentage of its gross domestic product has more than tripled, reaching 1.98 percent in 2012.  That…

Is morality and happiness determined by how you affect the people around you? Credit: Shutterstock By Peter Bowden, University of Sydney It is a word we hear from time to time, but few of us know…

We come in peace. redgum, CC BY-NC-SA By Seth Shostak, SETI Institute The Conversation organized a public question-and-answer session on Reddit in which Seth Shostak, senior astronomer at the SETI…

A middle aged, male, investment banker arrives at the emergency department with complaints of nausea, vomiting, anxiety and tremor. At business lunches and then at home every evening, he was drinking…

Some species of marine phytoplankton, such as the prolific bloomer Emiliania huxleyi, can grow without consuming vitamin B1 (thiamine), which contradicts the common view that E. huxleyi and many…

Nitrite-oxidizing bacteria are key players in the natural nitrogen cycle on Earth and in biological wastewater treatment plants but scientists have learned something new about how they are powered.…

The exchange of chemical signals between organisms is considered the oldest form of communication. Acting as messenger molecules, pheromones regulate social interactions between conspecifics, for…

Astrophysicists have detected the formation of radioactive cobalt during a supernova explosion, lending credence to a corresponding theory of supernova explosions.  The article's main author,…

The rise of the Tibetan plateau, the largest topographic anomaly above sea level on Earth, is important for both its profound effect on climate and its reflection of continental dynamics. For a new…

Using the Borexino instrument, located deep beneath Italy's Apennine Mountains and one of the most sensitive neutrino detectors on the planet, an international team of physicists has directly…

By George Veletsianos, Royal Roads University The belief that technology can automate education and replace teachers is pervasive. Framed in calls for greater efficiency, this belief is present in…

Why wild animals genetically changed into domesticated forms has long been a mystery, covered by the blanket artificial selection reasoning. A new paper in Science says that many genes controlling…

Until the last few decades, the frontal lobes of the brain were shrouded in mystery and erroneously thought of as nonessential for normal function—hence the frequent use of lobotomies in the early…

Supersize me: buffet edition. Joanna Servaes, CC BY-NC By Aaron Blaisdell, University of California, Los Angeles Rats are very useful for studying human eating behaviour. Both rats and humans are…

Although separated by hundreds of millions of years of evolution, flies, worms, and humans share ancient patterns of gene expression and it's all in our genomic data. Three related studies in Nature…

Learning a new skill is easier when it is related to an ability we already have. For example, a trained pianist can learn a new melody easier than learning how to hit a tennis serve. Scientists from…

The next time you get really mad, take a look in the mirror. See that lowered brow, the thinned lips and the flared nostrils? That's what social scientists call the "anger face," and they believe it…