In Norse mythology, Asgard is one of the Nine Worlds, that is inhabited by the Aesir gods, goddesses, and all sorts of ...

Scientists found that cells across animals, plants, fungi and many single-celled organisms use remarkably similar ancient mechanisms to activate genes, suggesting these rules may date back about 2 ...

Some 400 million years ago, long before dinosaurs or even trees had evolved, an enigmatic organism towered over the landscape like a prehistoric monolith. Now, new research makes the case that the ...

Primitive life forms thrived on Mars around the same time prehistoric life was developing in Earth’s oceans — but the Red Planet’s denizens doomed themselves, a new study suggests. Mars’ ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new Johns Hopkins University study finds. The work demonstrates that a certain ...

Earth’s neighbor still has secrets that science is trying to figure out, and one of them is potential signs of life.

Diverse microbial life existed on Earth at least 3.75 billion years ago, suggests a new study that challenges the conventional view of when life began. Diverse microbial life existed on Earth at least ...

When you look in a mirror, the reflection is fundamentally you, but with a perfect reversal of all your features. This illustrates a phenomenon we also see in the tiny world of molecules. Some ...

Imagine a life form that doesn't resemble any of the organisms found on the tree of life. One that has its own unique control system, and that a doctor would want to send into your body. It sounds ...

In a latest medical breakthrough, the much-celebrated gene pioneer Craig Venter has claimed to create the world's first synthetic life form. A team of scientists assembled by Craig Venter, led by the ...

The extremely salty, very cold, and almost oxygen-free environment under the permafrost of Lost Hammer Spring in Canada's High Arctic is the one that most closely resembles certain areas on Mars. So, ...