Emily Cooke

People with PTSD feel like they're reliving past experiences in the present. This may be tied to how the brain processes memories of those experiences.

People with tinnitus may be wrongly classed as having "normal hearing" because standard tests don't detect the condition's true cause, a new study suggests.

Across the country, pet dogs are falling sick with a flu-like illness, but scientists don't yet know what's causing it.

Evidence suggests the outbreak is being caused by several known pathogens, the World Health Organization said.

Trans and gender-diverse people people who take testosterone face a risk of blood thickening, but the largest study to date in the U.S. suggests that this side effect is rare.

Exposure to cosmic radiation and weightlessness in space could increase the risk of astronauts developing erectile dysfunction, according to research in rats.

The inability to remember your first few years of life is called infantile amnesia. But why does it happen?

A compound in grape skins called quercetin might disrupt alcohol metabolism, causing some people to get headaches after drinking red wine, a lab study suggests.

U.K. regulators have approved the use of a CRISPR therapy called Casgevy to treat two inherited blood disorders. But what is it and how does it work?

Scientists are developing a new device that could help breast cancer patients who experience a loss of sensation after having a mastectomy.

Hair follicle cells sense touch and release chemicals that activate nearby neurons, scientists reveal.

A new study suggests that DNA inherited from Denisovans may put some modern humans at a greater risk of developing neuropsychiatric disorders, but more research is needed.

A new study suggests that the gene activity in healthy tissue surrounding tumors could better predict whether a patient's lung cancer might return after surgery.

A new map of 56,000 cells in the outer layer of the human brain could inform research into a whole class of diseases.

The interaction was captured using a specialized piece of kit called a transmission electron microscope.

Nov. 5, 2023: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

A study found that many common antibiotics were less than 50% effective at treating serious bacterial infections in children and newborn babies in the Asia-Pacific.

A new study suggests that a person's epigenetic "clock" may be a better predictor of how much their memory function has declined over time than their actual age.

Scientists say they've discovered CBD in a shrub that belongs to the same family as cannabis, although they've yet to publish the research.

A new tool may be able to predict the effectiveness of herbs used in traditional Chinese medicines — but what do experts think of its assessments?

When added to mammalian cells, instead of activating inflammatory pathways as expected, one particular bacteriophage stimulated the cells to grow and survive.

The spider in the woman's ear was making continuous, weird clicking and rustling noises that were so bad, she couldn't sleep.

A new study has revealed specific gene variants associated with a higher risk of both endometriosis and several digestive disorders, such as IBS and GERD.

A comparison of the genomes of a Neanderthal who lived 120,000 years ago in Siberia with those from modern humans in sub-Saharan Africa has revealed insight into the migratory and interbreeding history of both species.

A new computational tool has allowed scientists to map how microbes interact in the gut, and it could one day be used to develop more-targeted therapies for diseases.