bacteria

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By Layal Liverpool Deinococcus radiodurans bacteria can survive in spaceMICHAEL J DALY/Science Photo Library Microbes strapped to the outside of the International Space Station can survive for at least three years, suggesting that life has the potential to survive a journey through space from Earth to Mars. “If bacteria can survive in space, [they] may…

By Michael Marshall Ancient bacteria from mud deep beneath the sea floor have been revivedChris Newbert / Minden / naturepl.com Microbes that have been hibernating deep below the Pacific Ocean since the reign of the dinosaurs have been revived in the lab. Some may be 100 million years old, perhaps making them the longest-lived life forms on…

Share on PinterestA new study looks at the relationship between diabetes and gut bacteria.Circadian rhythms, which people sometimes refer to as the “body clock,” regulate patterns of sleep, alertness, temperature, and blood pressure, among other factors. These daily biological rhythms likely evolved to coordinate with light and food availability, but they also regulate internal metabolic…

Share on PinterestWe examine the evidence on the connection between ethnicity and the composition of gut bacteria.We share our bodies with a vast community of bacteria. According to the latest estimate, the human body contains about 38 trillion bacterial cells and approximately 30 trillion human cells. Scientists know that this community of gut bacteria, or…