Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

A severe, Ebola-like illness native to West Afria is an unrecognized threat with global implications—and imported cases have already been detected in the U.S.—experts have warned. The researchers have ...

Cases of human metapneumovirus, or HMPV, are on the rise in parts of California. It typically causes mild, cold-like symptoms, but could lead to more-severe disease in vulnerable individuals.

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

Bangladeshi researchers are uncovering a worrying co-circulation of the dangerous bat-borne virus Pteropine orthoreovirus (PRV) and NiV, which has led to the recommendation that patients with NiV-like ...

A vaccine usually trains your immune system to recognize one target. Here, the target is basically “anything that doesn’t ...

Scientists have discovered a new virus found in common gut bacteria that is linked to colorectal cancer.

Add Yahoo as a preferred source to see more of our stories on Google. New human antibodies block Epstein-Barr virus infection in mice, offering hope for transplant patients at high risk. (CREDIT: ...

Most people have the Epstein-Barr (EBV) virus. Sometimes people are unaware of this virus in their body; it settles into immune cells and remains for the duration. Although EBV does not cause illness ...

Former US President Barack Obama said he’s seen no evidence that aliens have made contact with Earth, clarifying his position on extraterrestrials after comments he made in a podcast went viral. Obama ...

To confirm they’ve found a new sponge, scientists have to analyze its spicules, or the skeletal elements of the sponge, using powerful microscopes. Castello Branco said that the types of spicules and ...

The U.S. Centers for Disease Control and Prevention (CDC) has issued a travel warning for Americans headed to the Seychelles over an outbreak of chikungunya diseasre virus. The CDC’s Level 2 travel ...