Tag: earths
Earth’s Oldest Impact Crater Discovered in Australia
Earth’s Oldest Impact Crater Discovered in Australia Scientists with a new theory about how Earth’s early continents formed predicted where a superold impact crater should be—then found it By Tim Johnson, Chris Kirkland, Jonas Kaempf & The Conversation US Shatter cones in ancient rocks of the Pilbara, Western Australia. The following essay is reprinted with…
In new film, top scientists urge action to avoid Earth’s ‘tipping point’
Earth is teetering perilously close to a tipping point — a state of environmental collapse beyond which humanity cannot survive. But it’s not too late to bring us back from the edge, says Conservation International’s Chief Scientist Johan Rockström in a new Netflix film. Released today, “Breaking Boundaries: The Science of Our Planet” is narrated…
Access to Ukraine’s rare earths may help keep U.S. aid flowing
Joanna Kakissis KYIV — As the Trump administration publicly hammers out its plans on ending Russia’s war on Ukraine, it’s also pressing Ukraine for deals in exchange for more aid. One deal in the works would hand the U.S. the right to mine critical minerals including rare earth metals, which are used in a variety…
Earth’s Inner Core Is Changing Shape
Earth’s Mysterious Inner Core Is Changing Shape Earth’s core is transforming, which could affect the length of our 24-hour day, Earth’s magnetic field, and more By Alexandra Witze & Nature magazine Earth’s inner core was long considered to be completely solid, but research has shown that it can be deformed. Join Our Community of Science…