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 ...

New conspiracy theories suggest the CIA may have accessed DNA databases like 23andMe to search for alien-human hybrids.

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like? Evolution tends to solve the same problems with similar designs, and ...