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.

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

Scientists propose that eukaryotes formed when an Asgard archaeon entered into a close partnership with an alphaproteobacterium. Over time, the two organisms became permanently linked. The ...

Complex cells are thought to be the result of a union between two ancient microorganisms, but scientists have long been ...

This is where Godzilla earns its keep. Standing four meters tall and capable of lifting 2.3 metric tons, Godzilla is the ultimate testbed. Starting in March 2026, the robot will begin testing over 30 ...

Embryonic germ layers are the fundamental organizing principle in animal development. They provide the structural basis from which tissues and organs arise. During early embryogenesis, cells divide to ...

Some day soon, the dusty arena corral at Ohio State University's new Multispecies Animal Learning Complex will be a place where college students study livestock and schoolchildren can get up close and ...

About 2,200 animals will live at Ohio State’s new Multi-species Animal Learning Complex, also known as MALC, which officially opened with a ribbon cutting ceremony Thursday morning. Hosted by the ...

A video showing animal services officers dragging a dog by its neck from a Corona apartment complex has sparked fury among animal lovers. The footage, shared by Los Angeles-based nonprofit Animal ...

Add Yahoo as a preferred source to see more of our stories on Google. One major division of the kingdom Animalia is Cnidarians (animals built around a central point) and bilaterians (animals with ...