"Policymakers and the public remain largely unaware of the risks posed by what would effectively be a point-of-no-return transition." The post Earth on Track to Become Uninhabitable, Scientists Say ...

The world’s largest terrestrial biome is changing fast, so much so that Earth’s appearance from space will be subtly shifting in color. Faced with warming temperatures, boreal forests are gradually ...

The planet's radius from pole to center has been revised to 66,842 km, and at the equator to 71,488 km. That makes it about ...

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 ...

Mercury is the smallest planet in our solar system. Explore its size, extreme temperatures, core structure, and comparison with Pluto.

This post features biographies and notable quotes from oral history interviews with planetary geophysicist Lynnae Quick, ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto ...

Tech billionaire’s desire to put computer infrastructure into orbit is central to $1.25tn plan to merge SpaceX with xAI ...

Uncertainty in climate models could mean Earth systems are perilously close to their tipping points, scientists warn.

Some asteroids are quietly speeding up or veering off their predicted paths, yet telescopes see no glowing tails or hazy ...

Elon Musk announced this week that SpaceX will acquire xAI with hopes to build datacenters in space.

Photographers capture mutant crayfish, cleaning fish, and synchronized whales in this year's top underwater contests.