Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

Pando is the world's largest tree. Its name means "I spread" in Latin, and it does indeed spread: The organism has given rise ...

Astronomers have been curious about the makeup of Ceres, the largest object in the asteroid belt, ever since its discovery by ...

Some seriously large asteroids have threatened Earth before. Some of these asteroids have little chance of hitting us but ...

The meeting just getting underway in Azerbaijan won't have the top leaders of the 13 largest carbon dioxide-polluting ...

Pando is a giant aspen clone in central Utah that has been regrowing parts of itself for up to 80,000 years — but new threats mean the plant is now in decline. When you purchase through links on ...

The biggest one of all, however, was so hugely devastating to life on Earth that it’s been nicknamed ... t have been a fun time to be on the planet. The reason that scientists are able to ...

A pair of asteroids are set to make close passes by the Earth this week ... s no need to worry about any sort of threat to the planet any time soon, as it will still remain over 17 times farther ...

The Caspian Sea is the planet’s largest inland sea and its largest lake ... said Matthias Prange, an Earth systems modeler at the University of Bremen in Germany. As the world warms further ...

It could also help researchers reveal a clearer picture of the Earth’s geological past, while providing insights into the planet’s future. The survey on the top 10 topics aims to reach 140,000 ...