the Earth you walk on today might not be the same planet that was born 4.5 billion years ago. Many scientists believe that in its infancy, Earth collided with another world the size of Mars, and that ...

Freshly uncovered evidence collected by a NASA rover tasked with exploring Mars has skyrocketed the possibility of life existing on other planets, RadarOnline.com can reveal. The Mars rover ...

In collaboration with researchers from Toho University in Japan, NASA researchers have used supercomputers to model and determine how long life will remain possible on Earth. The calculated end date ...

The search for life on Mars dates back about five decades, and a Sept. 10 announcement marks perhaps the most dramatic advancement yet. The news: NASA's Perseverance rover had found potential signs of ...

Why does humanity live on a planet orbiting a rare G-type dwarf star (like our Sun) when M-type red dwarfs comprise 82% of stars and are 33 times more abundant? Why do we live so early (1% into) the ...

Today, we—a global change ecologist, an astronomer and a doctoral student specializing in microbial biogeochemistry, along with our team of colleagues—have made Biosphere 2 into a test bed for ...

Despite being just outside Tucson, Arizona, it looks almost like a colony on another planet. This article was originally published at The Conversation. The publication contributed the article to Space ...