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What does it mean when brown patches show up in a perfectly healthy lawn? The truth is, it could be anything from drought to dog urine, fungal diseases, pests or too much fertilizer. But many homeowners automatically blame ...

With temperatures forecast to reach around 37°C (99°F) in places, reaching for an ice cream or an icy drink might seem like an excellent idea. There is, however, one small hazard to eating your frozen treat with too much ...

A vaccine only protects a whole community if enough people get it, including those who would stay safe anyway once their neighbors are covered. The same tension runs through climate action and social movements: The shared ...

Intensive, long-term blood pressure-lowering treatment reduced the risk of recurrent stroke by 38%, without increasing serious adverse events, in people who have survived an intracerebral hemorrhage (ICH). The findings of ...

Researchers have identified genetic changes in malaria parasites that may reduce the effectiveness of key antimalarial medicines, highlighting the need for continued surveillance.

Smoke from Canada's July wildfires exposed people across Canada and the United States to unhealthy, very unhealthy or hazardous air for nearly 106 million person-days between July 15–17. Over the peak impact period of July ...

Individuals with anorexia nervosa restrict food intake, sometimes to the point of starvation. Yet a new study published in The Journal of Neuroscience finds that the cognitive machinery they use to make decisions about what ...

There is a question that often comes up at every public talk I do, and I have never had a good answer to it—well, not an entirely confident one. What's inside a black hole? The textbook reply is a singularity. Cross the event ...

A new study that explores gene expression during heart transplant rejection marks a step forward for precision medicine approaches to treat organ rejection.

Researchers have shown that an imaging model can detect microstructural abnormalities in the brain associated with Huntington's disease, potentially offering a new method for monitoring disease progression and evaluating ...

New research led by the Hudson Institute of Medical Research has shown how a cell recognizes that it is infected with a virus to protect itself and surrounding cells or induce inflammation. The discovery, published in Nature ...

Passkeys are touted as safer than traditional passwords. But for people targeted by intimate partner abuse, they can often be more dangerous. Someone with access to their partner's computer and password could set up their ...