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  1. Sustainable Aviation Fuel Aces Helicopter and Plane Flight Tests

    The biofuel, made from used cooking oil, could help the aviation industry cut climate-threatening carbon emissions

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    COVID's Cardiac Connection

    Coronavirus infections might cause lasting harm to the heart even in those who have never had symptoms

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  3. Cells or Drugs? The Race to Regenerate the Heart

    Researchers are debating how to convince the heart to heal itself instead of laying down scar tissue after a heart attack

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  4. How the Omicron Variant Got So Many Scary Mutations So Quickly

    The numerous changes in the coronavirus’s spike protein could have arisen in an isolated population or an immunocompromised person, or in animals

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  5. Women's Heart Health Is Not Just about Hormones

    Heart disease risk increases as women get older, but explanations that center on changes after menopause don’t tell the full story

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  6. Is There More to a Healthy-Heart Diet Than Cholesterol?

    A high-fat diet is thought to increase the risk of a heart attack. But some say that the long-held dogma of “bad” cholesterol might be flawed

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  7. Heavy Metal Exoplanet Found Orbiting Nearby Star

    With a density close to that of pure iron, GJ 367b may be the remnant metal-rich core of an evaporated giant world

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  8. The Benefits of Vaccinating Kids against COVID Far Outweigh the Risks of Myocarditis

    Vaccination is likely to prevent many more COVID cases than it is to cause a rare and nonfatal heart side effect in 5–11-year-olds

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  9. How the New Antiviral Pills Help Thwart COVID

    A drug made by Merck and Ridgeback Biotherapeutics—which an FDA panel recently greenlit—and one made by Pfizer work in different ways, but both prevent the virus from replicating

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  10. Immune Cells That Remember Inflammation Could Offer Treatment Targets for Atheroscler

    A type of immune-cell priming called trained immunity is helping researchers to understand the disease mechanisms behind the buildup of fatty deposits in arteries

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  11. Inflammation in Heart Disease: Do Researchers Know Enough?

    Anti-inflammatory therapies for cardiovascular disease are nearing the clinic. But whether scientists understand how inflammation contributes to fatty-deposit buildup well enough to target it...
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  12. Lost Women of Science Podcast: Season One, The Pathologist in the Basement

    Lost Women of Science digs deep to uncover stories of scientists that have long been overlooked

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    A Graphical Guide to Ischemic Heart Disease

    Globally, nine million people die each year from ischemic heart disease. Despite falling rates of heart disease, tackling it is still a stubborn challenge

    -- Read more on ScientificAmerican.com...
  14. A Timeline of How Abortion Laws Could Affect Pregnancy Decisions

    If the Supreme Court overturns Roe v. Wade in a Mississippi abortion case, numerous state laws will interfere with key biological and social decisions during pregnancy

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    Ranking the Risk of Heart Disease

    By accounting for the additive effect of multiple genetic variants, researchers can develop a system that improves their ability to identify the most vulnerable

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  16. Lost Women of Science, Episode 4: Breakfast in the Snow

    In our final episode, we explore Dorothy Andersen’s legacy—what she left behind and how her work has lived on since her death. Describing her mentor’s influence on her life and...
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  17. How a Child's Heart Health Could Be Decided before Birth

    Lifestyle is a major contributor to heart disease in adults, but risk factors such as genetics and parental lifestyle can also have an effect

    -- Read more on ScientificAmerican.com...
  18. Mysterious Fast Radio Bursts Are Finally Coming into Focus

    Twenty years after their initial detection, enigmatic blasts from the sky are starting to deliver tentative answers, as well as plenty of science

    -- Read more on ScientificAmerican.com...
  19. Life Is Complicated--Literally, Astrobiologists Say

    A new theory suggests that searches for molecular complexity could uncover convincing evidence of extraterrestrial life—and do so soon

    -- Read more on ScientificAmerican.com...
  20. Albatross 'Divorce' Rate Rises as the Ocean Warms

    Monogamous black-browed albatross may split up from the stress of less food availability

    -- Read more on ScientificAmerican.com...
  21. Physical Activity Could Be an Evolutionary Adaptation for Grandparenting

    It may force energy shifts to repair and maintenance, which could slow aging and make us more available to care for younger generations

    -- Read more on ScientificAmerican.com...
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    fixed. Thanks

    fixed. Thanks
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    Happens sometimes if the user records are altered...

    Happens sometimes if the user records are altered in the xml, I don't automatically delete the old ones, but they are marked as old for easy identification.

    All gone.
  24. Great Apes' Biggest Threat Is Human Activity, Not Habitat Loss

    An assessment of chimpanzees, gorillas and bonobos reveals that our economic “footprint” is the primary driver of great apes’ fate

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  25. COVID Can Cause Strange Eye and Ear Symptoms

    From conjunctivitis to vertigo, coronavirus infections can affect disparate senses

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