The global die-off of coral reefs signals a critical shift in Earth’s climate system with global environmental consequences along with economic ones.

When trying to identify the nature of dark matter, sometimes it’s the things it doesn’t do that tell us the most, like ...

New research offers the theory that the San Andreas fault and the Cascadia subduction zone could produce devastating ...

It became a part of Amazon in 2008, following a $300 million buyout. Katz stayed on as CEO until January 2020 and as executive chairman until 2022. He’s less hands-on today, but on a recent episode of ...

We know the temperature of Earth's inner core is very roughly about 5,000 Kelvin (K) (4,727°C). It was once liquid, but has cooled and become solid over time, expanding outwards in the process. As it ...

For years, the secrets of Earth’s inner core have remained concealed beneath layers of rock and metal, making it one of the most challenging areas of study in planetary science. Despite its ...

Our planet had a "second moon" for a hot minute in 2024. This gave space entrepreneurs a bright idea. Almost a year ago, the space science community watched as an asteroid entered Earth's orbit and ...

A strong core keeps you steady, protects your back, and makes every movement easier. For people over 45, core strength becomes even more critical; it helps maintain balance, keeps your posture upright ...

Mars keeps its secrets well, but it just gave up a big one. A new study reports the first seismic evidence that the planet has a solid inner core, a part of Mars many scientists long suspected was ...

The findings will help guide scientists towards a better understanding of Mars’ evolution as a planet. Credit: JPL-Caltech Seismic studies reveal Mars may have a solid inner core. The result deepens ...

Astronaut Scott Kelly reflects on his time aboard the International Space Station in this exclusive excerpt from his memoir, Endurance.