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Mark Johnson

Arlington

Science Writer and Reporter at The Washington Post

Pulitzer Prize winning Washington Post science reporter. Author of novel "Though The Earth Gives Way". One-time guitarist for punk band, The Bloody Stumps.

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Articles

  • 1 month ago | washingtonpost.com | Mark Johnson

    Scientists develop gene delivery ‘trucks’ that could treat brain diseases (washingtonpost.com) Scientists develop gene delivery ‘trucks’ that could treat brain diseases By Mark Johnson 2025052817082900 Scores of researchers have produced new tools that can deliver genes and selectively activate them in hundreds of different cell types in the brain and spinal cord, a breakthrough that scientists hope advances them toward developing targeted therapies to treat neurodegenerative diseases such as...

  • 1 month ago | washingtonpost.com | Mark Johnson

    New AI tool predicts your biological age from a selfie (washingtonpost.com) New AI tool predicts your biological age from a selfie By Mark Johnson 2025051218535400 Our faces suggest our true age and even how much time we may have left on Earth.

  • 1 month ago | texarkanagazette.com | Mark Johnson

    The secret to tackling one of the United States' most deadly chronic diseases may reside thousands of miles away in the chilly waters separating the Korean Peninsula and Japan, where generations of Jeju Island women have been diving to gather food from depths of up to 60 feet using only the bodies that genes and conditioning have given them.

  • 1 month ago | seattletimes.com | Mark Johnson

    The secret to tackling one of the United States’ most deadly chronic diseases may reside thousands of miles away in the chilly waters separating the Korean Peninsula and Japan, where generations of Jeju Island women have been diving to gather food from depths of up to 60 feet using only the bodies that genes and conditioning have given them.

  • 1 month ago | washingtonpost.com | Mark Johnson

    Korea’s aging extreme divers could hold the key to treating chronic disease (washingtonpost.com) Korea’s aging extreme divers could hold the key to treating chronic disease By Mark Johnson 2025050710002200 The secret to tackling one of the United States' most deadly chronic diseases may reside thousands of miles away in the chilly waters separating the Korean Peninsula and Japan, where generations of Jeju Island women have been diving to gather food from depths of up to 60 feet using only the...

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Mark Johnson
Mark Johnson @majohnso
12 May 25

Scientists say a new AI device can tell your biological age from a photograph of your face. Not how old you are in years, but how old you are in health. Here's my story in The Washington Post: https://t.co/yKwBRLrqJg

Mark Johnson
Mark Johnson @majohnso
12 May 25

A decline in mass shootings. Will NIH be curious enough to fund studies to determine why? https://t.co/QJD8GvPSFX

Mark Johnson
Mark Johnson @majohnso
12 May 25

Some much welcome good news. Would be wise to study what factors have resulted in the lower number of mass shootings. https://t.co/DUhmNJ7Tow...