Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Why did the ice ages occur? If you need a scapegoat, a new study by Stephen Kane of UC Riverside suggests pointing the finger ...

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.

At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts ...

Astronomers discovered Gomez’s Hamburger, a massive protoplanetary disk. Edge-on view shows dust and gas layers with clumps ...

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Planet Labs beat on earnings last night. The spy satellite operator is hitting its stride, and generating consistent free cash flow. Heading into the fiscal Q3 2026 report, analysts weren't optimistic ...

For as little as $1, you can dim the sun - just a tiny bit - to save the world from climate change. At least, that’s the promise sold by a California start-up called Make Sunsets. Your dollar will pay ...

In the vast expanse of the cosmos, where stars forge elements and planets cradle potential life, the arrival of an interstellar visitor ignites both scientific rigor and human imagination. When ...