The story of Earth’s atmospheric oxygenation is one of transformation, shaped by both biological and planetary forces. While scientists have long debated the causes behind the stepwise rise of oxygen, ...

The internal, infernal machinations of our planet may be way more complex than we suspected. A new, detailed probe of Earth's heart reveals that the rotating inner core doesn't just change in rotation ...

If you extend a line from your fingertip all the way through the Earth, that line would point in the direction of “up” to someone on a boat in the southern Indian Ocean. In the bigger picture, “down” ...

Earth’s rotation is slowly slowing, scientists say, meaning days are getting longer, though the change takes millions of years, raising intriguing questions about how time, life and the planet quietly ...

Scientists announced Monday that Earth is rotating slightly faster than normal, resulting in what is expected to become the second-shortest day ever recorded since precise atomic timekeeping began.

Thanks to NASA's Cassini spacecraft which has been orbiting Saturn since 2004, scientists have been able to observe for the first time ever the seasonal atmospheric circulation direction change on ...

The classical picture of star and planet formation suggests that a star’s rotational axis and the orbital planes of its planets should be aligned. However, exoplanetary systems have considerable ...