By resurrecting a 3.2-billion-year-old enzyme and studying it inside living microbes, researchers at the University of ...

Researchers have discovered that chemical reactions in underwater hydrothermal vents could have produced the necessary ...

More than four billion years ago, Earth was a very different place. Pools of water froze and thawed in cycles, minerals shaped reactions, and molecules bumped into each other by chance. Out of this ...

What Scientists Found in 1.4 Billion-Year-Old Air Is Reshaping Our Understanding of Early Earth ...

Scientists may have discovered a reaction that provides the “missing link” to help explain how early life formed on Earth about 4 billion years ago. All living things contain ribonucleic acid, ...

Dust brought back to Earth by China's Chang'e-6 mission contains rare meteorite relics that could change our understanding of sources of water and other life-essential ingredients in our solar system.

New research suggests that amino acids, the fundamental components of life, may have arrived on Earth carried by interstellar ...

Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents formed during the Archean time, more than 2.5 billion years ago. Their findings ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, crashing meteorites, and constant tectonic activity repeatedly resurfaced ...