Latest Faint young Sun paradox Stories
University of Colorado Boulder researchers have figured out how early Earth was warm enough to support life when the sun was 20 percent dimmer than today.
Investigating the history of water on Earth is critical to understanding the planet's climate. One central question is whether Earth has always had the same amount of water on and surrounding it, the same so-called "water budget".
Four billion years ago, our then stripling sun radiated only 70 to 75 percent as much energy as it does today.
Climate scientists from all over the globe are now able to test their climate models under extreme conditions thanks to Professor Minik Rosing, University of Copenhagen
- totally perplexed and mixed up.