Scientists have long debated whether most of Earth's vital liquid was delivered via icy comets or was homemade ...

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

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, ...

As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their ...

From the outside, Earth doesn't seem to have a lot going on in the hydrogen department… but that doesn't mean it's completely ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which ...

The wonders of life on Earth are endless, but all that may never have come to pass were it not for the planet having the perfect amount of oxygen at birth.

A new discovery in the search for Earth-like exoplanets has just been published in The Astrophysical Journal Letters on January 27, 2026, revealing a promising yet cold candidate: HD 137010 b. Located ...

Key climate tipping points may be closer than expected, raising the risk of accelerating warming, sea-level rise, and ...