Microbes
- Microbes
Protecting the planet
Catharine “Cassie” Conley has the coolest job title at NASA: She’s the agency’s planetary protection officer. (The best title used to be “director of the universe,” but a reconfiguration a few years back eliminated that job description, she says.)
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- Microbes
Killing with the flip of a switch
A single genetic transformation turns mild-mannered bacteria into assassins.
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- Microbes
Gulf floor fouled by bacterial oil feast
Observations may explain the widespread mortality of sediment-dwelling animals.
- Chemistry
Earth’s ‘boring billion’ years blamed on sulfur-loving microbes
A new study suggests these organisms could have kept oxygen levels low and waters toxic, stalling the evolution of complex life.
- Microbes
Team spirit
Working together, bacteria and other microbes can accomplish much more than they can alone. Now scientists hope to harness that ability by engineering their own microbial consortia.
