Our solar system's journey around the center of the Milky Way takes it through varying galactic environments, and one may ...

As the name suggests, permafrost was long considered to be permanent. But more recently, researchers have come to realize ...

Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.

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Deep within Earth’s mantle lie two enormous, continent-sized structures known as LLVPs. Scientists once believed these ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids. NASA has a network of telescopes used to track near-Earth asteroids, like ...

Earthquakes occur along fault lines between continental plates, where one plate is diving beneath another. Pressure builds ...

Underneath the Earth’s crust we know there is a hot mantle and an even hotter outer and inner core, but now experts say we ...

NASA has confirmed that asteroid 2024 YR4 poses no immediate threat to Earth, easing initial concerns about a potential collision in 2032. Early calculations raised alarms, estimating a 3.1% impact ...

While 2024 YR4 is no longer a concern, the episode underscores the importance of tracking near-Earth objects. NASA’s planetary defence efforts, including the Double Asteroid Redirection Test (DART), ...

A so-called "city killer" asteroid scientists have been monitoring after discovering it had a small chance of hitting Earth in 2032 "no longer poses a significant threat," NASA said in its latest ...

High above Earth’s poles, intense electrical currents called electrojets flow through the upper atmosphere when auroras glow ...