The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

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Earth: The Most Fascinating Planet in the Universe? Even though we live on this planet, there’s still so much we don’t know! From its unique magnetic field to its ocean-covered surface, Earth is ...

Brr! But in sunlight near Earth, temperatures can swing to a boiling 250 degrees Fahrenheit. That's why astronauts wear reflective white spacesuits. Unimpeded, light can move at 299,792,458 meters ...

The earth hums with a quiet, rhythmic beat somewhere between the heavens and the ground beneath our feet. It is an ...

On Tuesday, astronomers reported that 2024 YR4’s probability of colliding with Earth increased to approximately 3%, which is ...

Earth's crust is the planet's outermost layer. It is made of solid rock and sits on top of another layer, called the mantle. The mantle flows and stretches like bubble gum, while the crust above ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...

Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...

He shared key facts about the asteroid with CBS News during the below conversation, which has been edited for clarity. When would the asteroid hit Earth? This asteroid passes us by every four years.