LUCA, short for Last Universal Common Ancestor, is believed to be the single-celled organism from which all life on Earth descended. Estimated to have existed around 4.2 billion years ago, LUCA is ...

The exoplanet K2-18b could harbor a massive ocean, but scientists will need to study the planet more to see if it’s really ...

Researchers have used a fungus and bacteria to create rigid, living structures similar to bone and coral, which could one day ...