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What would it take to create a truly intelligent microbot, one that can operate independently? A roboticist describes the fascinating minutiae and the medical jobs these tiny machines could do for us.
Differences between the immune systems of males and females — in particular, ones involving cells called microglia — might help explain why the risk for conditions such as autism and Alzheimer’s varies between the sexes
VIDEO: Even a mild SARS-CoV-2 infection can cause inflammation that disrupts neural communication, says Stanford neurologist Michelle Monje. Her concern is that Covid-19 may leave millions dealing with cognitive problems, from a loss of mental sharpness to lapses in memory, that prevent them from returning to their previous level of function.
The Covid-19 pandemic brought a sudden shift to virtual health care. That has increased access — and possibly outcomes, too — for patients with opioid use disorder.
PODCAST: Serendipitous discoveries led to drugs like Prozac and to new insights into the physical basis of this debilitating disorder. But scientists continue to search for deeper understandings and therapies that will bring relief to those who still struggle. (Season 2, Episode 6)
Lower-income countries haven’t gotten an equal share of lifesaving coronavirus vaccines. Older, more familiar vaccine technologies may hold the key to more equitable use, says Maria Elena Bottazzi.
VIDEO: Where do new diseases come from? As people increasingly push into remote areas, the risk of encountering new pathogens increases, says wildlife epidemiologist Jonna Mazet.
The creatures’ annual protracted snoozes have much to tell us about the biology of mammals, ourselves included. Now scientists are watching to see how bears will tweak their habits as the climate warms.
Psychologists are beginning to understand that for some people, intense and sustained feelings of loss are symptoms of a serious condition — one that can last for years and erode wellbeing
VIDEO: When can the people who still need a Covid-19 vaccine expect to get one? Delve into the supply, distribution and political issues delaying global access to a lifesaving, economy-rescuing marvel.
The complex interplay of ticks, their habitats and hosts — along with changes in land use and climate — may be enabling the spread of the pathogens they carry
Fluctuating levels of estrogen during a period known as perimenopause can wreak havoc on the mental health of women in midlife. Diagnosis and treatment have been elusive despite symptoms as serious as suicidal thoughts.
Working out buffs up the body — and perhaps the mind, too. New research is revealing how physical activity can reduce and even ward off depression, anxiety and other psychological ailments.
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