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New insights into how Mars became uninhabitable

NASA's Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life -- with evidence for widespread liquid water on the surface -- to a…

Texting while walking puts pedestrians in danger

UBC research analyzing actual pedestrian interactions with vehicles on busy streets concludes that distracted pedestrians face higher safety risks compared with undistracted road users. Previous studies have speculated that distracted…

Another step towards decoding smell

We often only realize how important our sense of smell is when it is no longer there: food hardly tastes good, or we no longer react to dangers such as the smell of smoke. Researchers at the University Hospital Bonn (UKB), the University of…

Over 160,000 new viruses discovered by AI

Artificial intelligence (AI) has been used to reveal details of a diverse and fundamental branch of life living right under our feet and in every corner of the globe. 161,979 new species of RNA virus have been discovered using a machine…

Study probes how eating less can extend lifespan

For nearly a century, laboratory studies have shown consistent results: eat less food, or eat less often, and an animal will live longer. But scientists have struggled to understand why these kinds of restrictive diets work to extend…

Heavy metals in the ocean become more toxic

Toxic trace elements such as lead, mercury, arsenic and cadmium occur naturally in small quantities in coastal seas. However, human activities such as industry and agriculture contribute significantly larger amounts. A new study has…

Do people with MS have an increased risk of cancer?

A new study has found some cancers to be slightly more frequent in people with multiple sclerosis (MS) than in people without MS. The study is published in the October 9, 2024, online issue of Neurology®, the medical journal of the American…

Are ideas contagious? | ScienceDaily

The COVID-19 pandemic gave the global medical community the opportunity to take giant strides forward in understanding how to develop vaccines and implement public health measures designed to control the spread of disease, but the crisis…