Scientific American12h
A Near-Miss with a City-Killer Asteroid Highlights Gaps in Earth’s Defenses
The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...
Asteroid 2024 YR may not hit Earth in 2032, but it—and others—will keep coming back
In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation ...
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Asteroid Mining Gives Companies Hope in the Search for Rare Metals
Learn about the projects that hope to acquire rare metals from space by mining asteroids, creating a budding industry with ...
Odds of asteroid hitting Earth in 2032 fall. What scientists now say about 2024 YR4
Chances an asteroid may hit Earth in 2032 dropped to near zero, astronomers say. Here's what to know about 2024 YR4.
Astronomers see lower risk of newly found asteroid hitting Earth
New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking Earth are almost zero after earlier data had indicated a higher risk of a ...
Geologists Found the World’s Oldest Crater—and It Might Have Jumpstarted All Life on Earth
Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath ...
NASA Tracking Bus-Sized Asteroid Nearing Earth
NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...
Scientists Followed 75 Meteorites and Mapped the Asteroid Belt’s Violent Origins
A team of astronomers has spent over a decade tracing meteorite impacts on Earth back to their original sources in the ...
Scientists Found 52-Foot-Tall Underground Ripples From the Asteroid That Killed the Dinosaurs
The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...