Daily Briefing: House-sized asteroid headed near Earth

This isn't "Project Hail Mary": An asteroid the size of a house will approach Earth on Thursday. It's one of five asteroids ...

Blue Origin, NASA team to hunt asteroids. Their plan to protect Earth

Blue Origin and NASA are teaming up on a new mission to protect Earth from asteroids, building on NASA's DART success.
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Astronomers may have found a new Earth-size world, but there’s a twist

Astronomers are closing in on what looks like a rare prize: a world almost the size of Earth, circling a Sun-like star at a distance that gives it a familiar, year-long orbit. The candidate, known as ...

Global human population is pushing Earth past its breaking point

Earth has already exceeded its ability to support the global population sustainably, with new research warning of increasing ...

When did plate tectonics on Earth begin? New research finds some of the earliest clues

The colossal movements of tectonic plates shape our world, influencing the composition of Earth’s atmosphere, the planet’s ...

1,300-pound NASA satellite re-enters Earth's atmosphere after 14 years in space

A 1,300-pound NASA probe re-entered Earth's atmosphere on Wednesday, nearly 14 years after it was launched. The U.S. Space ...

How our planet's history was shaped when the Earth moved

The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed ...
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New experiments show Earth’s core may hold vast ‘oceans’ of an essential element for life

Scientists used a new technique to estimate the abundance of hydrogen in Earth’s core. - Tumeggy/Science Photo Library RF/Getty Images Picture all of Earth’s oceans, which cover about 70% of the ...