Could the Next Mass Extinction Be Close?

At least five mass extinctions may have occurred in the history of our planet, meaning that in a relatively short period of time, a large number of species have disappeared. Probably the most famous one took place 65 million years ago at the end of the Cretaceous period, when the dinosaur do... [ read more >> ]

Our solar system's trajectory through the galaxy

Image comment: Our solar system's trajectory through the galaxy
Image credits: Mikhail Medvedev

Our solar system's trajectory through the galaxy