If humans ever receive a message from intelligent aliens, the biggest challenge may not be how far away they are, but how to communicate at all. Our nearest star system is more than four light-years ...

If earth just isn't cutting it anymore and you're hoping for something a little extraordinary this year, well, this might be good news for you. A recent study has ranked each U.S. state based on which ...

An infographic showing the average declines in abundance of key terrestrial insect groups due to invasive alien species. The extent of declines varies across species and regions. Insects are often ...