Saturday science blogging

Tiny single-celled creatures, many previously unknown to science, have been found at the deepest point in the world's oceans. They live in an trench nearly 11 km down where the water pressure is over a thousand times greater than it is on the surface. BBC

Meanwhile in Antartica their little extremophile friends are the subject of a bioprospecting gold rush as companies hope to use their remarkable properties in the fight against disease. These bacteria are able to survive conditions such as extremes of temperature, radiation, salinity, and metal toxicity. BBC

If they ever get bored with hanging around on earth our little buddies might like to take a trip to the stars. The scientists at Nasa are trying to find out how they'd like it.