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A microbe that feeds on radioactivity has been at an evolutionary standstill for up to 175 million years, researchers say.

Patient readers, more soon. –lambert UPDATE All done! Bird Song of the Day A shore-bird. I can’t hear the sea, though I wish I could. #COVID19 At reader request, I’ve added this daily chart from 91-DIVOC. The data is the Johns Hopkins CSSE data. Here is the site. I feel I’m engaging in a macabre form of tape-watching. Look at the South go! • Early in February, I said a simple way to compare Biden’s performance to Trump’s on vaccination would be to compare the curves. If Biden accelerated vaccine administration, the rate of vaccination post-Inaugural would kink upward, as the po...

These Bizarre Underground Microbes Haven't Evolved For 175 Million Years ScienceAlert 2 hrs ago © Chivian et al., Science, 2008 Rod-shaped CDA. A bacterium that dwells deep underground, living off chemical reactions triggered by radioactive decay, has been doing so unchanged for millions of years, new research has found. A genetic analysis of microbes of the species Candidatus Desulforudis audaxviator (CDA) collected from three different continents has revealed that the bacterium has barely evolved since they were last together on the same land mass, Pangaea. That means they have been...