Microbial life thrives in some of the most extreme environments on Earth. Bacteria, archaea, and other microorganisms inhabit ...

These pockets under the Arctic tundra are called cryopegs, and some have remained untouched for 50,000 years. As it turns out, some are also home to thriving groups of microscopic bacteria.

The tundra giving way to larch trees changes the ... and among the hibernated pathogens there may be unknown viruses and bacteria resistant to antibiotics. The melting of permafrost carries ...

We can’t see them, but there are more microbes — tiny fungi, bacteria, worms and other living ... robust emissions of greenhouse gases from tundra and forested areas during spring, summer ...