Scientists now question how life’s building blocks first appeared before LUCA, reshaping our search for life beyond Earth.

Ancient evidence suggests a new twist in how we all got here.

The origin of life on Earth has always been a mystery. For many years, scientists have looked to the stars, believing that the building blocks of life that set forth evolution here on our planet came ...

In a new book, astrophysicist Mario Livio describes how the existence of life on Earth can be traced back to an RNA-based “protocell.” The following is an excerpt from Is Earth Exceptional?: The Quest ...

There is still so much we don’t understand about the origin of life on Earth. The definition of life itself is a source of debate among scientists, but most researchers agree on the fundamental ...

Experiments reveal that unsaturated lipid membranes promote vesicle fusion and DNA retention during freeze–thaw cycles, highlighting icy environments as potential drivers of protocell evolution. Today ...

To celebrate the groundbreaking research of 2025 Drake Award recipients Dr. David Deamer and Dr. John Baross, the SETI Institute commissioned bioartist Dr. Jennifer Willet to create a unique artwork ...

A new report uncovers how hydrogen gas, the energy of the future, provided energy in the past, at the origin of life 4 billion years ago. Hydrogen gas is clean fuel. It burns with oxygen in the air to ...

Tiny grains of dust from asteroid Bennu are reshaping how scientists think life’s ingredients formed in space.

Billions of years of evolution have made modern cells incredibly complex. Inside cells are small compartments called organelles that perform specific functions essential for the cell’s survival and ...

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 ...