A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Want to try luck with our previous crossword puzzles? The most recent ones can be found below, but you can access the full ...

Every day, Starlink satellites are burning up above us, leaving behind metal pollution, debris, and growing concern about the ...

Surging temperatures worldwide have pushed coral reef ecosystems into a state of widespread decline, marking the first time ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

Coccolithophores, tiny planktonic architects of Earth’s climate, capture carbon, produce oxygen, and leave behind geological ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...

The Paris-based European Space Agency says a near 10-foot-wide asteroid passed Earth 265 miles above Antarctica but was not ...

The world faces a "new reality" as we have reached the first of many Earth system tipping points that will cause catastrophic ...

We know the Earth’s inner core is largely solid, which sets a ceiling on its temperature, and in turn, how much heat dark ...

China holds an unexpectedly strong hand in the trade war, and the U.S.’s tariffs have been counterintuitively positive for ...

Rising levels of CO2 in the atmosphere may trigger a series of geological and biological processes that could ensure the next ...