A team of scientists chemically analyzed chassignites and nakhlites, such as the one pictured, two kinds of Martian meteorites found on Earth, of which there are only 35 specimens. Credit: Scripps ...

Almost 20 years ago, New Scientist ran a feature called “Imagine Earth without people”, a thought experiment about what would happen to our planet over thousands of years if humanity suddenly ...

The meteor that fell on Russia today took the world by surprise – not least because it hit the very same day that an asteroid is due to fly by Earth. These rocks have the potential to be highly ...