There has been a lot of back and forth about the existence of a mysterious ninth planet, often referred to as "Planet Nine" ...

AI is straining power grids and producing harmful emissions. But being thoughtful about when and how you use chatbots can ...

Computer simulations show that planets could be flung out of the inner solar system, supporting the possible existence of a ...

Southwest Research Institute has collaborated with Yale University to summarize the scientific community's notable progress ...

When it comes to artificial intelligence, more intensive computing uses more energy, producing more greenhouse gases.

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life ...

A melting glacier, a gigantic tree and an abandoned mining town are among the winning images of the Earth Photo 2025 ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...

An international team of astronomers including researchers at the University of Arizona Lunar and Planetary Laboratory has ...

Beyond the edge of Neptune, a distant realm of icy debris known as the Kuiper Belt stretches deep into space. This frozen ...

These majestic landscapes have always been dangerous, but as the world warms, mountains are becoming much more unpredictable ...