When their butts are on the line, scorpions sacrifice the holiest of holies in order to survive.
Invasive ants promote the growth of invasive plants.
Contortionists have unusually flexible spines and other joints.
Scientists pinpoint the gene that caused humans to evolve bigger brains than chimpanzees.
Acid reflux is caused when stomach acid leaks through the lower esophageal sphincter upwards through the chest.
Using computer models, scientists have discovered that baleen whales "hear" vibrations on their skull.
If they exist, aliens give short shrift to humans as a food source.
NASA has designed a new grappling tool based on geckos' foot grips.
Like consciousness, could telepathic abilities be developed throughout the course of human evolution?
Scientists search for solid evidence to answer whether glass is a solid or liquid.