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States are moving faster and further than federal regulators to get kratom off store shelves, with some banning the herb outright while a pending federal rule targets only one of its chemicals.

For some, abstaining from alcohol can subsequently increase compulsive drinking. Our research team found that, in abstaining mice, this urge to drink is preceded by changes in the activity of a particular brain region, pointing ...

I teach a university course called Hormones and Behaviour. What surprises students is that biological sex is not produced by a single switch. What surprises me is that many students have never been taught this before. It ...

Before breakfast, you may already have checked your sleep score, resting heart rate or blood oxygen level. By bedtime, you might look at your step count, stress score or even an estimate of your biological age. For millions ...

Tornadoes are among the most destructive weather phenomena on Earth. Their small scale, short life cycle and sudden onset make them extremely difficult to predict. This challenge is amplified for weak tornadoes embedded within ...

Chalk streams are among the world's rarest river habitats. Fewer than 300 exist globally, and most are found in England. They support rich wildlife and have been described as England's 'Great Barrier Reef' due to their biodiversity. ...

The World Health Organization (WHO) has recommended prioritizing the Ervebo vaccine for testing in a clinical trial in the Democratic Republic of the Congo. The vaccine was originally developed to protect against Zaire ebolavirus, ...

Researchers at WashU Medicine have shown that cells originating in bone and best known for their role in bone formation are recruited to primary breast tumors, where they become cancer-associated fibroblasts, a type of cell ...

The experiences people have with yoga are embodied and take place in the here and now. Yoga can offer a different kind of insight than what one gains by thinking and talking about what has happened or might happen, says Kari ...

Immunotherapy that targets tumor-associated macrophages, a type of immune cell in the tumor microenvironment, works only if the cells have a functional system of molecules that enables them to respond to the treatment. This ...

Madison researchers recognize a new species of baobab tree, Adansonia bozy, unique to Madagascar, according to a study published in the journal Taxon. Previously, members of A. bozy were classified within a different species ...

Researchers at Karolinska Institutet report in the Journal of Experimental & Clinical Cancer Research that sodium selenite not only can damage tumor cells but also influence characteristics linked to tumor aggressiveness ...