Living organisms share an ancestor called the last universal common ancestor, or LUCA. LUCA is estimated to have lived ...

A Sydney Ph.D. student has recreated a tiny piece of the universe inside a bottle in her laboratory, producing cosmic dust ...

Life on Earth may have started with a molecule that still runs our cells today. As researchers probe ribonucleic acid in the ...

The lab-made cosmic dust shows the same infrared signals as the dust found in outer space.

The mystery of how life on Earth originated , and whether it exists elsewhere in the universe, are "the raison d’être of space exploration", said Louis Friedman, co-founder of the Planetary Society.

Add Yahoo as a preferred source to see more of our stories on Google. The OSIRIS-REx spacecraft spent two years observing the asteroid Bennu before it collected a ...

The question of when life began on Earth is as old as human culture. “It’s one of these fundamental human questions: When did life appear on Earth?” said Professor Martin Whitehouse of the Swedish ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests could have quickly formed in the presence of compounds called borates. When ...

How did life start on Earth? The answer is a big scientific mystery scientists are actively investigating. After talking with many scientists,... Did life start on the ocean floor — and what does that ...

The discovery of catalytic RNA transformed our understanding of life's beginnings. Clare Sansom explores how the RNA world ...

By creating a 'little bit of the Universe in a bottle' in her lab, a PhD student in physics has reverse-engineered the ...