It's always fun science when we can say researchers from Brown have discovered that men have more red in their skin and women more green - but Michael J. Tarr and graduate student Adrian Nestor say…

Cells are filled with membrane-bound organelles like the nucleus, mitochondria and endoplasmic reticula. Over the years, scientists have made much progress in understanding the biomolecular details…

Eating saturated fats from butter, cream and meat, as well as trans fats found in hydrogenated oils can boost our risk of cardiovascular disease, while consuming mono-unsaturated fat can be good for…

New data from The Kinsey Institute at Indiana University demonstrate that many women think condoms undermine sexual pleasure, but those who use both hormonal contraception and condoms report higher…

Having kids believe there's a jolly man in a red suit who visits on Christmas Eve doesn't turn out to be very detrimental, according to a new analysis by Serge Larivée, although some parents can feel…

Every living thing is composed of cells and, via receptor proteins on their outer surface, cells communicate with each other and with the outside world. Receptors are found on skin cells (pain and…

A new genome-wide study examines genetic variants associated with nine metabolic traits and is the first to draw out novel variants from a population unselected for current disease. The traits are…

A new study presages a real aim of genetics: to look at whole populations to in order determine the significance of individual genetic variants for individual health. A research team says they found…

(Publicado no jornal O Primeiro de Janeiro a 29/11/2007)O actual governo “devia governar um bocadinho mais à esquerda”, afirmou Mário Soares. Respondeu Vitalino Canas: "O PS governa à esquerda e…

The debate over gene selection versus group or multi-level selection continues unabated in biological circles, and no end appears in sight. Despite a resurgence of interest in group selection, the…

The wild pea pod is big and heavy, with seemingly little prayer of escaping the shade of its parent plant. And yet, like a grounded teenager who knows where the car keys are hidden, it manages – if…

For the first time in Australia, scientists at Sydney's Centenary Institute have filmed an immune cell becoming infected by a parasite and followed the infection as it begins to spread throughout the…

A future episode of CSI or your favorite crime drama may have an interesting new way to establish time of death, thanks to the work of a team of researchers from the University of Santiago de…

Via Larry at Sandwalk, the Howard Hughes Medical Institute is excited about Facebook, YouTube, and Blogs. What does this have to do with science? Like Larry, I'm still skeptical of what impact this…

Speaking of science and religion, I got significantly annoyed by a short piece in Nature magazine by Michael Bond (13 November 2008). Bond reviews two recent books on Buddhism and science: “Mind…

The most recent issue of Evolution: Education and Outreach is now available free online. This is a special issue devoted to the evolution of eyes. You may recognize some of the names in the table of…

Middle-aged men want younger women and don't mind talking about their own positive qualities to get them, according to research at Gothenburg University and Oxford University that studied 400…

Four living presidential science advisors, Democrats Drs. John H. Gibbons and Neal F. Lane and Republicans Drs. Edward E. David and John. P. McTague, have written an article called "Making a Critical…

In times of economic distress and plenty, ninety percent of Americans pray, more than half of us once a day or more. We pray for big things—to stay healthy, to keep our jobs, and to strengthen our…

For years, pear-shaped people who carry weight in the thighs and backside have been told they are at lower risk for high blood pressure and heart disease than apple-shaped people who carry fat in the…