The Science Behind That First Kiss

“Women, who according to studies place more emphasis and importance on a kiss, use the mouth-to-mouth moment as a way to judge the taste of the tongue, lips and saliva to see if she is with an adequate mate. Sense of smell doesn’t just provide a window into hygiene habits; it also gives women access to the unseen DNA of their chosen mate.”

Why America Is Losing Its Edge In Innovation

“Scientists and engineers are celebrities in most countries. They’re not seen as geeks or misfits, as they too often are in the U.S., but rather as society’s leaders and innovators. Why does this matter? Because if American students have a negative impression – or no impression at all – of science and engineering, then they’re hardly likely to choose them as professions.”