Purificar agua con arena y semillas Científicos de la Universidad Estatal de Pennsylvania han encontrado un método barato para depurar agua con un extracto de las semillas de la planta Moringa oleífera
Astrofísica y Física: Definición de la "Zona de Venus" para acotar las posibilidades de habitabilidad de los exoplanetas
Researchers study inexpensive process to clean water in developing nations Penn State University
Astrophysicists and cosmologists are turning to statisticians to help them analyze an ever-increasing deluge of data.
A molecular genetics study confirms that humans first evolved into nearly hairless beings nearly 1.5 to 2 million years ago to sweat excess body heat and then used skin for self expression! Earlier, some researchers had believed that humans evolved to be hairless, similar to whales and dolphins, due to a common ancestor with whales and dolphins. The photo is a 10x magnification of the human skin dermis that has been tattooed. The black spots indicate tattoo ink.
Popular Science: nanotech filters, light-based water purifiers, and the crushed seeds of the Moringa oleifera tree to clear up cloudy water. a protein in the seeds kills bacteria by gathering them into clusters which sink to the bottom of the container http://www.popsci.com/need-clean-water-just-add-seeds?dom=fb&src=SOC
Carpenteria californica, Bush anemone - north fence along meadow grass
--- Peanuts flower-------------------The plant itself is unusual and quite beautiful. Small yellow blossoms appear on the plant, then wither and small “pegs” forms in their place.Peanuts take 130 days to maturity although there is an ‘Early Spanish’ variety that matures in only 100 days.