In a peer-reviewed analysis, scientists quantify amino acids before and after our “last universal common ancestor.” The last universal common ancestor (LUCA) is the single life form that branched into ...

Each station is to be capable of communication at a speed of 100 five-letter words per minute each way, during a daily ...

How can animate life be formed from inanimate matter? It’s one of the most fascinating enigmas in science because, without this crucial first step, called abiogenesis, there would be no life on Earth.

In many submerged regions, murky mud shelters strange life-forms that seem to be the key to one of the biggest mysteries of life on Earth. These creatures belong to a domain of life called the archaea ...

Modern cells are complex chemical entities with cytoskeletons, finely regulated internal and external molecules, and genetic ...