Despite geopolitical tension and national budget woes, one message rang out loud and clear at Living Planet Symposium 2025: ...

Learn about two major asteroid impacts from 3.5 million years ago that may not have had lasting environmental effects.

Something strange happens to water as it moves through the stems of horsetail plants – and this unique process provides ...

The model Kite’s team built was unique in that it captured evolution of the Martian landscape and climate over an extremely ...

Earth's largest waterfall, Denmark Strait cataract, is located in Arctic waters between Iceland and Greenland and is roughly ...

Solar Maximum 2025 is the expected peak of solar activity in Solar Cycle 25, characterized by heightened sunspots, solar ...

Wildfires have spread across the planet for millennia, but they are increasing as the climate warms. Decimated forests, ...

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

So does Cedar Barg, a climate network manager for the Wild Center, which is in upstate New York and has been running youth climate summits around the world since 2009. Barg worked with Johnson, Lyra ...

The science behind why the Earth will spin just a little bit faster on July 9, July 22, and August 5, this year.

Scientists have long insisted that we can and must limit global warming to 1.5 degrees—and some still do, even as that grim ...

In late June, we hosted this year's second Ars Live event, a conversation with climate scientist Zeke Hausfather, who holds ...