All species on Earth, both living and extinct, are related. We know this because of a biological tool called the tree of life. This "tree" takes the form of a diagram that maps the relationships ...

Entire branches of Earth’s ‘Tree of Life’ going extinct, scientists warn Research suggests extinction rate has been accelerated by human activities, particularly in the last 200 years ...

Researchers of the Siberian Branch of the Russian Academy of Sciences have reconstructed the likely appearance of an extinct group of comb jellies, one of the oldest known animal phyla. Their findings ...

A "long-lost" branch of the Nile in Egypt may explain the location of several ancient pyramids, researchers have suggested. In a study published in the journal Communications Earth & Environment ...

Scientists have discovered a completely new branch on the tree of life. This “supergroup” contains an incredibly diverse range of predatory microbes that are extremely different genetically ...