evolution

Mars Loses an Ocean But Gains the Potential for Life

It's hard to believe it now looking at Mars' dusty, dessicated landscape that it once possessed a vast ocean. A…

9 years ago

Defining Life II: Metabolism and Evolution as clues to Extraterrestrial Life

In the movie "Avatar", we could tell at a glance that the alien moon Pandora was teeming with alien life.…

10 years ago

New Simulation Models Galaxies Like Never Before

Astronomy is, by definition, intangible. Traditional laboratory-style experiments that utilize variables and control groups are of little use to the scientists who…

10 years ago

The Origins of Life Could Indeed Be “Interstellar”

Some of science's most pressing questions involve the origins of life on Earth. How did the first lifeforms emerge from…

10 years ago

From Eternity to Here: The Amazing Origin of our Species (in 90 Seconds)

From the initial expansion of the Big Bang to the birth of the Moon, from the timid scampering of the…

12 years ago

Alien Life May Not Be So Alien – If It Exists At All

[/caption] Are we too hopeful in our hunt for extraterrestrial life? Regardless of exoplanet counts, super-Earths and Goldilocks zones, the…

12 years ago

How Plants May Have Helped Create Earth’s Unique Landscapes

[/caption] According to conventional thinking, plant life first took hold on Earth after oceans and rivers formed; the soil produced…

12 years ago

Key Step in Evolution Replicated by Scientists – With Yeast

[/caption] One of the great puzzles in science has been the evolution of single-celled organisms into the incredibly wide variety…

13 years ago