By Rowan Hooper The double helix gets an upgradeElla Maru Studio The world’s most famous molecule – the DNA double helix – sometimes doubles up again. Researchers have now found this quadruple-stranded form in healthy human cells for the first time. Four-stranded DNA has been seen before in some cancer cells and in lab-based chemistry…
Share on PinterestDALLAS, TX – JULY 13: Protesters march down the streets during a rally in remembrance of Sandra Bland on July 13, 2020, in Dallas, Texas. Photo by Cooper Neill/Getty ImagesThe Black Lives Matter (BLM) protests raised concerns, at the time, that they would cause COVID-19 cases to spike. Some people used these concerns…
Any form of healthy eating over several decades can lower the risk of heart disease by up to a fifth, according to a new study. Using data gathered over the course of more than 30 years, US researchers found it is not necessary to conform to a single diet to achieve healthy eating.Study participants who had…
A healthy 12-year-old Louisiana girl's heart stopped for two minutes after she developed a rare life-threatening inflammatory syndrome believed to be linked to coronavirus.Juliet Daly almost died when the coronavirus seemed to trigger a rare heart condition, that doctors across Britain, Italy, Spain and now the US are warning proves the virus could be deadly to…
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Another outbreak was traced to the consumption and handling of meat Published: February 23, 2026, 12:05 am Researchers have shared details of an outbreak at a funeral in Uganda that killed three young people. Aeromonas bacteria can cause food poisoning with an incubation period of 12 hours to seven days, typically 24 to 48 hours. In February 2024
Here in the northern hemisphere, winter famously contributes to widespread vitamin D deficiency as sunlight exposure decreases. The trend is “very marked in clinical practice," Mary Gover, MD, an internal medicine doctor at Montefiore Einstein Advanced Care in New York City, tells SELF. What you might not know, however, is that vitamin D isn’t the
Your 30s and 40s are what some would consider the best years of your life. You’re no longer “figuring it out,” but you aren’t “old” by society’s ageist standards either. It should be a sweet spot—right? But despite the illusion of stability and security, it’s also common for anxiety and self-doubt to worsen during your