Indeed, archaea and bacteria appear very similar biologically (members of both groups consist of tiny cells without much internal structure) and different from eukaryotes. However, until ...

Meteorite impacts helped create Earth’s oceans and continents. They sparked life’s evolution through changes in the ...

When a meteorite with the mass of four Mount Everests hit Earth 3.2 billion years ago, it caused global chaos and provided an ...

Scientists characterize novel enzymes from deep-sea microbes with a key function in the ethane degradation process, revealing surprises in the metabolism of these organisms.

The destructive power of asteroids is undeniable — just ask the dinosaurs. New research suggests a huge space rock that ...

Massive impacts had a silver lining for life. Billions of years ago, long before life as we know it emerged, meteorites ...

The condition was originally identified as the reason why some people who’d had GI surgery or a digestive disease developed ...

If anything makes us human it's our minds, thoughts and emotions. And yet a controversial new concept is emerging that claims gut bacteria are an invisible hand altering our brains. Science is ...

Microbiology is the study of microscopic organisms, such as bacteria, viruses, archaea, fungi and protozoa. This discipline includes fundamental research on the biochemistry, physiology ...

Billions of years ago, when life as we know it was still in its earliest stages, Earth endured a period of intense meteorite ...

Long known as a messenger within cells, RNA is increasingly seen as life’s molecular communication system—even between ...

Recent scientific findings highlight two major discoveries: a massive meteorite 3.26 billion years ago enriched Earth's early ...