Not a fan of uninvited critters in your home? Try taking a humane route to keeping them out. Skip the poison and kill traps ...

Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to ...

Learn more about Yersinia pestis, the bacteria behind the ‘Black Death,' which changed over time to cause less virulent, but ...

Toxoplasma gondii, a parasite spread by cat feces, may damage sperm and disrupt male fertility, new study finds.

The project "is so fatally flawed, it must be halted," the group's executive director wrote in a complaint letter.

A multiyear investigation pieced together ancient DNA from strains of the plague, bringing together researchers from across ...

Snakes are fascinating reptiles that can be both captivating and frightening. They slither, stare, and sometimes strike.

Researchers found that changes in the pla gene copy number in Yersinia pestis affected plague virulence and host survival.

Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to survive hundreds of years by adjusting its virulence and the length of time ...

Related: Bubonic plague discovered in ancient Egyptian mummy DNA. ] According to the Cleveland Clinic, there are three types ...