Our single-celled ancestor lived in a world without plants, animals or oxygen-rich oceans. Yet, this seemingly simple microorganism took the first steps toward complex life. From this ancestor emerged ...

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones. By Carl Zimmer A flurry of new studies ...

John M. Archibald is in the Department of Biochemistry and Molecular Biology, Dalhousie University, Halifax, Nova Scotia B3H 4H7, Canada, and also at the Institute for Comparative Genomics, Dalhousie ...

From humans and dinosaurs to starfish and seagrass, every animal, plant, and fungus on Earth appears to trace its origins back to a single strange clan of microbes known as the Asgard archaea. In a ...

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 ...

Mast cell activation syndrome is a condition that causes mast cells to release an inappropriate amount of chemicals into your body. This causes allergy symptoms and a wide range of other symptoms.

Cells are the basic building blocks of life—the smallest units that can do all the jobs a living thing needs. Most cells fit into two groups: prokaryotes and eukaryotes. The most significant ...

A new study provides unprecedented insights into the cellular architecture of over 200 species of plankton using ultrastructure expansion microscopy. Dudin had been working with this particular group ...

A team of Chinese researchers has developed two new genome editing technologies, known collectively as Programmable Chromosome Engineering (PCE) systems. The study, published online in Cell on August ...

(Nanowerk News) A team of Chinese researchers led by Prof. GAO Caixia from the Institute of Genetics and Developmental Biology of the Chinese Academy of Sciences has developed two new genome editing ...

Everything alive is made up of cells, but not all cells are the same. Some are incredibly simple, while others are more complex and capable of supporting advanced life functions. Among the latter are ...

The United States is officially involved in the conflict between Iran and Israel. As a result, many are wondering what the term “sleeper cells” refers to since Donald Trump and his administration are ...