These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

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

Earth’s inner core is less solid than previously thought, reveals new research. American scientists have detected structural changes near the planet’s center. Changes to the inner core have ...

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 ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be more malleable than expected and has changed shape in recent years. These ...

NASA says Earth is in the clear from asteroid 2024 YR4, which previously had a small chance of hitting our planet in 2032. Freelance writer Amanda C. Kooser covers gadgets and tech news with a ...

As President Donald Trump works to strike a deal to end the three-year war in Ukraine, an important piece of the negotiations for the president has revolved around accessing rare earth elements ...

CTV science and tech specialist Dan Riskin joins CTV Your Morning to chat about how Earth's inner core affects both humans and the planet.

An asteroid nearly the size of a football field now has roughly a 0.004% chance of hitting Earth in about eight years, NASA says — with the space agency saying it "no longer poses a significant ...

An asteroid capable of flattening a mid-sized city could potentially collide with Earth eight years from now, as its orbit around the sun briefly intersects the path of our planet. Named 2024 YR4 ...

“We're telling Ukraine they have very valuable rare earths,” Mr Trump said. "I told them that I want the equivalent of like $500 billion worth of rare earths, and they’ve essentially agreed ...

Studying Earth’s core presents a unique challenge for scientists. Obviously, sending a field team to the core is out of the question, so there’s no hope of getting samples and much of the time, it can ...