Rachael is a Live Science contributor, and was a former channel editor and senior writer for Live Science between 2010 and 2022. She has a master's degree in journalism from New York University's Science, Health and Environmental Reporting Program. She also holds a B.S. in molecular biology and an M.S. in biology from the University of California, San Diego. Her work has appeared in Scienceline, The Washington Post and Scientific American.
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Pig virus may have contributed to death of man with 1st porcine heart transplantThe man was the first person to receive a transplant using a heart from a genetically modified pig.
By Rachael Rettner Published
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Roe v. Wade FAQ: What if abortion rights law gets overturned?Here are answers to questions about what could happen if the landmark ruling is overturned.
By Rachael Rettner Published
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Man's 'shifting' rash caused by worms crawling under his skinThe parasite can penetrate the skin.
By Rachael Rettner Published
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Mysterious hepatitis outbreak in children: What we knowNearly 200 cases of severe, unexplained hepatitis have been reported in children worldwide. Here's what we know so far.
By Rachael Rettner Published
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World's oldest person dies in Japan at age 119She held the title of world's oldest living person for three years.
By Rachael Rettner Published
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Longest COVID-19 infection reported: Patient had virus for 505 days.The case is the longest-known continuous infection with COVID-19 reported to date.
By Rachael Rettner Published
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Death from rare tick-borne virus reported in MainePeople infected with Powassan virus can develop serious neurological symptoms.
By Rachael Rettner Published
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Going viral: 6 new findings about virusesHere are six new things scientists have recently learned about viruses.
By Rachael Rettner Published
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Zoo anteater exposed people to rabies in first-of-its-kind caseThe infected animal may have exposed more than a dozen people to the deadly virus.
By Rachael Rettner Published
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Large meningitis outbreak among gay, bisexual men in Florida, CDC warnsPeople in this population are urged to get vaccinated against the disease.
By Rachael Rettner Published
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Thousands of new viruses discovered in the oceanMore than 5,000 new virus species have been identified in the world's oceans, according to a new study.
By Rachael Rettner Published
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A dozen squirming fly larvae cause man's 'itchy eye'Doctors discovered "more than a dozen mobile, translucent larvae" on the man's eye.
By Rachael Rettner Published
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Brain differences tied to autism can be detected in the wombA brain region known as the insular lobe was larger in those that went on to develop autism, compared with controls.
By Rachael Rettner Published
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Alopecia: Causes, symptoms & treatments for hair loss and baldingAlopecia may affect just the scalp — commonly referred to as balding — or it may result in hair loss across the entire body.
By Laura Geggel Published
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This brain structure may grow too fast in babies who develop autismThose with the fastest rate of growth of the amygdala had the most severe symptoms of autism.
By Rachael Rettner Published
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Mysterious Heartland virus shows up in Georgia ticksThe Heartland virus, which is spread by lone star ticks, was first identified in Missouri in 2009.
By Rachael Rettner Published
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At-home COVID-19 tests linked to accidental injuries, FDA warnsThe agency also reminded people to keep the tests out of reach of children and pets.
By Rachael Rettner Published
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1st-of-its-kind heart transplant in infant could prevent organ rejectionThe novel procedure involves transplanting a heart along with thymus tissue from the same donor.
By Rachael Rettner Published
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Man who received 1st pig heart transplant has diedThe exact cause of the man's death is still unclear.
By Rachael Rettner Published
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1st possible case of deer-to-human COVID-19 transmission reportedResearchers also identified highly mutated clusters of SARS-CoV-2 genomes in deer.
By Rachael Rettner Published
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10 strangest medical cases of 2021From yellow tongue to magic mushrooms growing in a man's blood, we take a look at 10 strange medical cases from 2021.
By Rachael Rettner Published
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Deadly bacteria found in aromatherapy spray sold at WalmartWalmart is recalling nearly 4,000 bottles from this line of aromatherapy spray products.
By Rachael Rettner Published
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Large Salmonella outbreak linked to onions, CDC warnsConsumers should throw out whole red, white and yellow onions if they don't know where they came from.
By Rachael Rettner Published
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3 seals and a fox die from bird flu in rare outbreak at wildlife centerThe strain of bird flu doesn't appear to pose a risk to humans.
By Rachael Rettner Published

