mRNA vaccine: 5 things to know

Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN  —  Two pioneering scientists who created the technology behind life-saving Covid-19 vaccines have won the Nobel Prize in medicine or physiology. Dr. Katalin Karikó and Dr. Drew Weissman, both of the University…

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Adults shouting at children can be as harmful to a child’s development as sexual or physical abuse, study finds

Sign up for CNN’s Stress, But Less newsletter. Our six-part mindfulness guide will inform and inspire you to reduce stress while learning how to harness it. CNN  —  Parents, teachers, coaches and other adults shouting at, denigrating or verbally threatening children can be as damaging to their development as sexual or physical abuse, a new…

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Cholera Fast Facts | CNN

CNN  —  Here’s a look at cholera, an acute diarrheal infection that has killed thousands of people worldwide. Cholera is contracted by consuming food or water contaminated with the bacteria Vibrio cholerae. The bacteria is usually found in water contaminated with feces. Dehydration from rapid loss of body fluids is the reason the disease can…

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Why the US kept Daylight Saving Time

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. CNN  —  It’s almost time for clocks to “fall back” one hour. On the second Sunday of March, at 2 a.m., clocks in most of the United States and many other countries move forward one hour…

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