SANTA CRUZ — As bad days go, it’s hard to top the one 66 million years ago when a space rock the size of Paris slammed into Earth at 45,000 mph. The heat of impact generated massive fires that ...
For decades, the asteroid that ended the reign of the dinosaurs has stood as a symbol of total planetary devastation. But hidden within the chaos it unleashed was the seed of a biological rebirth. In ...
Our planet is relatively massive, but it is a world of finite resources and we are quickly approaching our limits. The planetary boundaries framework establishes how safely humanity can operate within ...
In 1998, Bruce Willis saved the world by blowing up an asteroid threat in “Armageddon.” In 2022, NASA did the real thing, crashing a spacecraft into asteroid Dimorphos to prove that we don’t have to ...
A first of its kind Planetary Health Check by an international team of scientists indicates that six of nine planetary boundaries are not only transgressed, but are moving further into zones of risk.
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