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Tag Archives: biology

Actually, All Men Are Islands

“Scientists estimate that there are about 1,000 different species of microbes living in the human gut and about as many more separate species on human skin,” reports this story from the Sacramento Bee. The microbes form colonies that settle in different areas of the body, which Jeffrey Gordon, a microbiologist at Washington University in St. […]

Tropical Evolution Accelerated

Via “Tropical mammals are evolving faster than those found at high latitudes or elevations, according to a study published online today (June 23) in Proceedings of the Royal Society B. This pattern had previously been found in plants and marine protists [algae, plankton, amoebae, etc.] but until now was assumed to apply only to […]

DIYBio at Maker Faire

From a nice San Jose Mercury News story on DIYbio session at the fourth annual Maker Faire: “At their booth, the DIYbio crowd performed a simple but elegant DNA project: 1) Spit in a cup. 2) Add a drop of soap, 3.) Swirl in a pinch of salt and 4) Pour in rubbing alcohol — […]

How This Whole Mess (Life) All Got Started

From the New York Times today: “An English chemist has found the hidden gateway to the RNA world, the chemical milieu from which the first forms of life are thought to have emerged on earth some 3.8 billion years ago … [solving] a problem that for 20 years has thwarted researchers trying to understand the […]