Fiona MacDonald's Articles

Earth's Magnetic Field Flipping Heard as a Sound Is an Unnerving Horror - ScienceAlert

Technology September 19, 2026

You can now listen to the exact sound of Earth's magnetic field falling apart. Around 41,000 years ago, our planet's magnetic field did something dramatic: It flipped. Using data from the European �...

Running on 4 Hours of Sleep? This 20-Minute Fix Works Almost as Well as a Nap - ScienceAlert

Health August 29, 2026

You already know the feeling: You've had maybe four hours of sleep, you've got a full day ahead of you, and coffee is only going to get you so far. Do you squeeze in a nap, or push through with a wo�...

One Surprising 20-Minute Fix Can Boost Your Memory in Cases of Extreme Sleep Deprivation - ScienceAlert

Health August 28, 2026

You already know the feeling: You've had maybe four hours of sleep, you've got a full day ahead of you, and coffee is only going to get you so far. Do you squeeze in a nap, or push through with a wo�...

Common Vitamin Has a Complicated Link to Cancer, Experts Reveal - ScienceAlert

Health August 21, 2026

Vitamins are usually sold to us as a pretty straightforward, good thing to add to your diet. Get enough, and you'll look and feel great; get too little, and your body might notice. But the reality�...

Parkinson's Link to Gut Bacteria Hints at Unexpectedly Simple Treatment - ScienceAlert

Health August 19, 2026

Years before a Parkinson's diagnosis sometimes as many as two decades before the disease is already making itself known in the body. Not through tremors or anything outwardly visible, but through so�...

More Young People Than Ever Before Are Getting One Type of Cancer, And It's Mystifying Scientists - ScienceAlert

Health August 15, 2026

As a general rule, you are lucky to be living in 2026. It's a good time to be alive. You are, on average, healthier than any other humans who have ever lived, with a longer life expectancy, less in�...

Where You Carry Your Body Fat Is Directly Linked to Brain Aging in First-of-Its-Kind Study - ScienceAlert

Health July 28, 2026

You can weigh the same as someone else, have the same BMI, and still be carrying a completely different risk to your brain. That's the message from a growing pile of research over the past year. Sc�...

Schizophrenia And Bipolar Disorder Share 70% of Their Genetic Roots, Landmark Study Finds - ScienceAlert

Health July 8, 2026

Researchers are beginning to realize that even vastly different psychiatric disorders can share startlingly similar genetic roots. In February last year, scientists revealed their discovery that eig�...

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Fiona MacDonald

Articles by Fiona MacDonald