How Stony-iron Meteorites Form
How Stony-iron Meteorites Form

A slice of the Esquel meteorite showing the mixture of meteoric iron and silicates that is typical of this division. Photo: Doug Bowman ...

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Fossil of Giant 70m Year-old Fish Found in Argentina
Fossil of Giant 70m Year-old Fish Found in Argentina

The fossilized remains of this Xiphactinus - similar to the one found in Argentina - was discovered in the US state of Kansas A...

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These Ancient Crocodiles Walked on 2 Legs Like Dinosaurs
These Ancient Crocodiles Walked on 2 Legs Like Dinosaurs

A reconstruction of the ancient landscape of South Korea with crocodile track-makers. Image via Anthony Romilio. Researchers suggest...

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San Andreas Fault Earthquake More Likely After Ridgecrest Quakes, Scientists Warn
San Andreas Fault Earthquake More Likely After Ridgecrest Quakes, Scientists Warn

The greater Los Angeles area lies near the San Andreas Fault, which researchers said Monday is at greater risk for an earthquake followin...

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Giant 16-foot Long Dolphin Feasted on 'Killer Whale-size Prey'
Giant 16-foot Long Dolphin Feasted on 'Killer Whale-size Prey'

Photo: Nicholas D. Pyenson A giant 16-foot long dolphin has been discovered that lived 25 million years ago and was an apex predator....

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Zultanite: A Color Changing Stone
Zultanite: A Color Changing Stone

Zultanite gemstones, rough and crystal form lighting Zultanite is a color change gemstone that is similar to alexandrite. Zultanite ...

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Earth's Magnetic Field Can Change 10 Times Faster Than Thought
Earth's Magnetic Field Can Change 10 Times Faster Than Thought

Scientists using simulations in the lab have revealed that changes in the direction of the Earth's magnetic field may take place ...

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Dazzling Colors of 99-Million-Year-Old Insects Preserved in Amber
Dazzling Colors of 99-Million-Year-Old Insects Preserved in Amber

Diverse structural-colored insects in mid-Cretaceous amber from northern Myanmar. CREDIT: NIGPAS Nature is full of colors, from the ...

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Asteroid Impact, Not Volcanic Activity, Killed the Dinosaurs, Study Finds
Asteroid Impact, Not Volcanic Activity, Killed the Dinosaurs, Study Finds

Around 66 million years ago, an enormous asteroid smashed into the Earth off the coast of what is now Mexico in a catastrophic event th...

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