In the cold dark of the constellation Ophiuchus, a faint, wraithlike shell of gas is quietly advertising the fate that awaits our own Sun. Astronomers call it the Little Ghost Nebula, a planetary ...

From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...

If you liked this story, share it with other people. Climate change is affecting global wind patterns in multiple ways, many of which have direct implications for human health. Worsening sand and dust ...