So why do so many life-forms breathe oxygen? There are probably thousands of kinds of metabolisms, or chemical processes that ...

Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to ...

Scientists have debated where Prototaxites belong in the tree of life for over a century, but now a new study suggests it ...

Researchers in the UK have now suggested in a report that is yet to be peer reviewed that there's a very good reason these ...

An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown ...

a fan-like coral and a venomous deep-sea snail equipped with harpoon-like teeth are among 866 previously unknown species discovered as part of an ambitious effort to document marine life.

However, the universe may harbour life forms based on entirely different principles and biochemistries ... or what they would look like. There are competing hypotheses on how life arose on ...

We live in a golden age for space exploration. Scientists are gathering massive amounts of new information and scientific evidence at a record pace. Yet the age-old question remains unanswered: are we ...

Overall, nearly one-third of the 342 butterfly species we were able to study declined by more than half. Twenty-two species fell ... of many stressors. There is hope for populations to recover ...

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