These bacteria don’t eat food or breathe air like we do. All they need is to complete a circuit; that’s enough for them to ...

Standing at the edge of the world, in a place I only knew from photos and documentaries, I can’t imagine a greater thrill ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Living cells pay a hidden energy price not just to run chemical reactions, but to keep them on track and block all the ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...

Coral reefs appear to run a daily timetable for microscopic life in nearby waters. Scientists found that microbial ...