Tagged: earth

When oxygen appeared on Earth, scientists have found out

American biologists managed to establish when oxygen appeared in the Earth’s atmosphere. As RIA Novosti reports with reference to a study by specialists from the Massachusetts Institute of Technology, cyanobacteria responsible for the production of oxygen appeared on the planet about three billion years ago,...

What would happen if the moon were twice as close to Earth?

In the 2003 Jim Carrey movie “Bruce Almighty,” Carrey’s character suddenly acquires God-like powers, and uses those powers to lasso the full moon and pull it closer to Earth to woo his beloved. Later in the movie, background shots show TV news reports about massive,...

Earth-like biospheres on other planets may be rare

A new analysis of known exoplanets has revealed that Earth-like conditions on potentially habitable planets may be much rarer than previously thought. The work focuses on the conditions required for oxygen-based photosynthesis to develop on a planet, which would enable complex biospheres of the type...

We Heart The Earth And Sky

Happy Valentine’s Day! We’re sharing the love by celebrating some of the many heart-shaped objects you can find from way out in the depths of space to closer to our neighborhood in the solar system to right here on Earth. Gas nebula with reddish heart...

Research may help illuminate origins of life on Earth

One of the fundamental themes in astrobiology is to seek to ascertain the origin and distribution of life in the cosmos. As part of this, the field also deals with how life may be transferred from one planetary system to another. Recent research may give...