A global period of upheaval 42,000 years ago was the result of a reversal in the Earth’s magnetic field, new research has found. Based on the radiocarbon preserved in ancient tree rings, …
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The Venus flytrap (Dionaea muscipula) is already a fascinating enough plant, but scientists have discovered something more amazing about it: it generates measurable magnetic fields when its leaves close. And going much …
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Our Sun is not a cool ball scorching hot plasma. In fact, it explodes in a somewhat continuous mass explosion; Such coronal mass ejections are the cause of geomagnetic storms when directed …
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The most famous results of the Earth’s magnetic field are the aurora borealis and australis (northern and southern lights). When solar-charged particles run into the Earth’s magnetic field, they can sometimes display …
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It would be a scary experience to see our world with the eyes of a migratory bird. Something about their visual system allows them to ‘see’ the magnetic field of our planet, …
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In our endless quest to understand the universe and our place within it, precious little blips in data can hint at a whole new world. A dip in the light level of …
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The Weezer probe left our solar system years ago, yet when they travel through interstellar space, they are still detecting bursts of cosmic rays more than 23 billion kilometers (14 billion miles) …
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It would be highly optimistic to suggest that we have a good handle on the dark matter. But even the slightest sense we have is missing something important. New observations from the …
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The Nancy Roman telescope has reached another milestone in its development. NASA has announced that the primary mirror of the space telescope is now complete. The 2.4 m (7.9 ft) mirror took …
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At some point in Earth’s 4.5-billion-year history, its completely liquid iron core cooled enough to form a solid ball in the center. Today, our planet’s core consists of a solid iron inner …
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