A new study co-led by the University of Arizona and the Smithsonian offers the most detailed glimpse yet into how Earth's ...

A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...

A timeline of 485 million years of Earth’s surface temperatures shows ancient greenhouse conditions were hotter than scientists thought.

NASA's most distant spacecraft had a critical thruster problem far from home. Fixing it required a long-distance call to ...

Giant, dense structures have been discovered beneath the surface of Mars and they are leaving experts both mystified and ...

In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that ...

New observations from the Webb telescope challenge the Big Bang theory, providing evidence to support the "Tired Light" ...

Human activity is imperiling eight of the planet’s critical life-support systems and seven of them have already passed into a danger zone, according to a massive review of Earth science conducted join ...

NASA's Voyager 1 team tackled complex challenges by successfully switching to backup thrusters after the primary ones became clogged with silicon dioxide. The spacecraft uses its thrusters to stay ...

We can now hear one of the largest and most ancient living organisms on Earth whisper with the tremble of a million leaves ...