There are signs deep beneath the Pacific Ocean that an exploding star once sent cosmic rays blasting out towards Earth, and ...

A new study reveals an intriguing possibility: asupernova explosion might have sent a surge of cosmic rays toward Earth around 10 million years ago, with consequences etched in ocean rocks. The ...

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...

"The pace of change we’re seeing today is unlike anything we know of in the past 66 million years," said ecologist Jack ...

This is what’s known as the "Purple Earth Hypothesis", an idea first proposed by Professor Shiladitya DasSarma, molecular ...

Scientists trying to work out whether a star exploded and the resulting debris crashed into Earth 10 million years ago may be one step closer to solving the mystery. They discovered an unusual amount ...

The Red Sea became a desert about 6.2 million years ago, before a massive flood from the Indian Ocean turned it into a ...

Using uranium-lead dating, researchers calculated the age of the eggs, rather than the sediments around them, at the Qinglongshan site in China ...