A persistent "gravity hole" beneath Antarctica gives scientists a window into Earth's deep interior, showing how processes ...

Earth’s green center has been drifting steadily for decades, reflecting a change in where vegetation grows most intensely.

Scientists have recently proposed the existence of “Planet Y,” a hidden Earth-sized world that could be lurking in our solar system at a distance much closer than the hypothesized “Planet Nine.” This ...

Researchers studying the deep biosphere, Earth’s largest ecosystem, have found evidence that life thriving miles below the ...

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

“There’s more than a billion years that’s gone,” said Barra Peak, co-author of a 2021 study on this puzzling gap in Earth’s ...

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

Planet Earth is parting company with an asteroid that's been tagging along as a "mini moon" for the past two months. Observing distant objects is no easy task, thanks to our planet's thick and fluffy ...

Scientists suggest that huge reserves of hydrogen inside the Earth may have been key in the formation of water.