Why do you have five fingers? Why not ten, or twenty, or one? Why do so many animals have five fingers? Five seems to be the perfect number for most hands. Oddly, the first vertebrates to come onto ...

Researchers at the University of Tokyo have created an RNA molecule that can not just replicate, but “evolve” into a diverse range of more complex molecules. This find could plug a major gap in the ...

For decades, many scientists have relied on the "hard steps" model to suggest that intelligent life is rare — the improbable result of a series of unlikely evolutionary leaps. But new research by ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. At one time, Earth had no life. Then, it did. Whether the process was gradual or rapid, the ...

Elon Musk says SpaceX’s Starship could become one of the most important milestones in the evolution of life, arguing the ...