A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally ...

T he history of life on Earth began long after the planet's formation 4.6 billion years ago. During the earliest stage of ...

Life made the modern Earth as much as the Earth made life, a new book by a philosopher of consciousness argues. That dynamic leaves humans with a unique set of moral questions, Peter Godfrey-Smith ...

The order Primates consists of not only our closest relatives on Earth, the seven great apes, but also over 450 species of monkeys, lemurs, lorises, and galagos.

Life on a Young Planet: The First Three Billion Years of Evolution on Earth Andrew H. Knoll (Author) Princeton University Press. 288 pages. $8.98 ...

Sure, the end of oxygen spells doom for most life on Earth as we know it. However, this is merely a continuation of the planet’s ever-changing nature and long history of extinction events .

In 2018, the OSIRIS-REx mission arrived at the near-Earth asteroid Bennu to collect pristine samples, untouched by alterations induced by Earth's atmosphere, to be analyzed on Earth.

A Geochemical History of Life on Earth: 2. When bacteria ruled the world. World Book Café: PEN. Somalia’s forgotten hostages. Russia: The limits of freedom. Ros Atkins on: China-Taiwan tensions.

In a new peer reviewed analysis, scientists quantify amino acids before and after our “last universal common ancestor.” The last universal common ancestor is the single life form that branched into ...

The history of life on Earth . In the new paper, the authors adopt what is known as a "Gaian" perspective of life and its relationship to Earth.

Life We now know that life began on Earth much earlier than we thought. A big rethink of our planet’s early years adds to growing fossil, chemical and DNA evidence that Earth was only a few ...