As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

Imagine floating in space, gazing on a frozen white orb. The ball hangs in the void, lonely and gleaming in the light from ...

Glaciers once inched toward the sea, gouging rocks. When the ice masses melted, they infused oceans with nutrients that may ...

NASA’s Transiting Exoplanet Survey Satellite (TESS) has been used to discover Earth-size planet TOI 700 e. It is "orbiting ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be ...

NASA says Earth is in the clear from asteroid 2024 YR4, which previously had a small chance of impacting our planet in 2032.

For example, Mercury, being closest to the sun, takes just 88 Earth days to complete one orbit. On the other hand, Neptune, ...

Astronomy enthusiasts will be treated to an alignment of planets in the night sky this week that will look like a “parade” when viewed from Earth. Mercury, Venus, Mars, Jupiter, Saturn, Uranus and ...

For decades, scientists believed that Mars’ red color came from hematite, a type of iron oxide that forms under dry ...

For now, life thrives on our oxygen-rich planet. But Earth’s atmosphere won’t always be so welcoming. In fact, scientists ...