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Researchers discovered the blood vessels at the back of the eye -- called retinal microvasculature -- can show early signs someone is at risk of developing dementia.

Just steps from the center of Tikal, a 2,400-year-old Maya city in the heart of modern-day Guatemala, a global team of researchers has unearthed a buried altar that could unlock the secrets of a mysterious time of upheaval in the ancient world. The . ...

Researchers estimated that smoke from wildfires and prescribed burns caused $200 billion in health damages in 2017, and that these were associated with 20,000 premature deaths. Senior citizens were harmed the most, and Native American and Black ...

A tiny, soft, flexible robot that can crawl through earthquake rubble to find trapped victims or travel inside the human body to deliver medicine may seem like science fiction, but an international team is pioneering such adaptable robots by ...

Experimental drug NU-9 -- a small molecule compound approved by the U.S. Food and Drug Administration (FDA) for clinical trials for the treatment of amyotrophic lateral sclerosis (ALS) -- improves neuron health in animal models of Alzheimer's disease ...

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be explained by a worsening fossil record from that time rather than a genuine dwindling of dinosaur species, suggests a new study.

Researchers have successfully demonstrated the UK's first long-distance ultra-secure transfer of data over a quantum communications network, including the UK's first long-distance quantum-secured video call.

Scientists have developed an artificial intelligence-based method to more accurately detect antibiotic resistance in deadly bacteria such as tuberculosis and staph. The breakthrough could lead to faster and more effective treatments and help mitigate ...

A web platform uses a chatbot to enable any chemist -- including undergraduate chemistry majors -- to configure and execute complex quantum mechanical simulations through chatting.

The world is littered with trillions of micro- and nanoscopic pieces of plastic. These can be smaller than a virus -- just the right size to disrupt cells and even alter DNA. Researchers find them almost everywhere they've looked, from Antarctic snow ...