Emily Cooke

A new blood test could determine whether someone will develop knee osteoarthritis up to eight years before structural damage is picked up by an X-ray.

The tiny colons were grown from mouse stem cells, but human versions could one day be used to test new drugs for colorectal cancer, scientists say.

Early tests suggest that a new tool that requires only a single drop of blood could detect three of the deadliest forms of cancer.

Several bacteria that can cause deadly bloodstream infections in humans are attracted to an amino acid in our blood, scientists have discovered.

In a mouse study, scientists uncovered the sensory cells that trigger coughing when you inhale water by mistake.

Modern Japanese people largely originated from three ancestral groups and carry ancient DNA that may influence their risk of developing certain diseases, genetic analyses suggest.

A new study suggests that the overturning of Roe v. Wade in 2022 prompted a surge in young people undergoing sterilization procedures, especially women.

The FDA is poised to ban the carcinogen formaldehyde from hair-straightening products, but experts say other chemicals will remain that pose their own risks.

The first ever "atlas" of this female reproductive organ could be used to improve fertility treatments, scientists say.

In a lab study, scientists have pinpointed a potential way to "break the inflammatory cycle" of asthma.

Doctors believe the man was likely infected with bacteria in the rat's mouth.

Initial trial results suggest that a new mRNA therapy may be able to safely and effectively treat propionic acidemia, a rare metabolic disorder.

Experts explain why it's healthy to let your children occasionally play in the dirt — and it may not be for the reasons you assume.

Once more, sildenafil, the main active component of the "little blue pill," has been found to be associated with a reduced risk of developing Alzheimer's disease.

In mice, a new type of immunotherapy appeared to partly turn back the clock of "immune aging."

A woman developed kidney damage three times in two years after repeatedly visiting a salon for a hair-straightening treatment.

After four months of being unable to detect comprehensible data from the Voyager 1 spacecraft, NASA scientists have had fresh luck after sending a "poke."

A newly discovered volcano near Mars' "Labyrinth of Night" could be a "prime" spot to search for life on the Red Planet, scientists say.

Two early clinical trials that together included nine patients suggest that a treatment called CAR-T therapy could treat glioblastoma, but its long-term effects are unknown.

A CDC report describes 10 patients infected by an amoeba after conducting a nasal rinse, three of whom died from a nervous-system infection.

From a poem written by a U.S. Poet Laureate to millions of stenciled names, NASA's Clipper spacecraft's trip to Europa will be marked with a human touch.

Paul Alexander was one of the last people to use an iron lung, having been left unable to breathe on his own after catching polio in the 1950s.

A new geological study suggests that Mars' gravitational field pulls the Earth closer to the sun over cycles lasting millions of years, warming our climate.

The rosy-colored, segmented worms appeared to swim through water like a "living magic carpet," scientists say.

Officials are trying to contact around 300 people who may have been exposed to measles at the UC Davis Medical Center Emergency Department on March 5, when an infected child was treated there.