Iron can be used by our body for good or bad, depending on which cells get a hold of it.
Roundworms don't actually need to mate to reproduce. When they do mate, though, the consequences can be deadly.
We humans tend to focus on the differences between us, even in spite of abundant similarities.
Though you may think you love caffeine, you're no match for this custom-built E. coli strain.
When losing is winning in the complicated social world of baboons.
Chocolate production is both an art and a science. Researchers hope to alter chocolate genes to produce sweeter rewards.
We've all heard the phrase "dog is man's best friend." But how did dogs get to be so friendly with humans?
The discovery of a strange virus living in a hot, acidic lake may hold the answer to the evolution of DNA as today's most common genetic molecule.
When it comes to "make it or break it" moments, the male sandpiper is a whiz at wakefulness.
Researchers at Penn State University and the University of Buffalo have completed the most in-depth bear DNA study to date.