Health
Verified records of global health developments, including medical research, public health updates, diseases, treatments, and healthcare systems. This category provides factual reporting on health-related topics without interpretation or editorial bias.
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Can Viruses Replace Antibiotics?
Bacteria-killing viruses are being investigated as treatments for drug-resistant infections. Clinical studies show encouraging results, but…
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1977: The Last Natural Case of Smallpox
An infection in Somalia became the final known case of a disease that had killed millions,…
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1846: Ether Anesthesia Changes Surgery
A public demonstration of ether anesthesia in Boston helped transform surgery, making complex operations possible without…
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Russian Lab Death Raises Questions About Possible Plague Exposure
The death of a researcher at a Siberian institute that studies dangerous pathogens has raised concerns…
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Can Vaccines Prevent or Treat Cancer?
Vaccines already prevent some cancers and one therapeutic cancer vaccine is approved in the United States.…
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What Is Consciousness? Why Science Still Can’t Fully Explain It
Brain imaging, anesthesia and studies of severely injured patients are revealing when consciousness appears and disappears,…
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What Happens in the Brain During Déjà Vu?
The sudden feeling that a new moment has happened before appears to involve the brain’s familiarity…
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Cryonics: Can Humans Really Be Frozen and Revived?
Cryopreservation can keep cells, embryos and even some animal organs viable at extremely low temperatures, but…
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Can Scientists Grow Replacement Human Organs?
Researchers can already grow organ-like tissues and some replacement skin, but building a full-sized kidney, heart…
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The Placebo Effect Is Real, But It Has Limits
Expectation can change pain, symptoms and measurable brain activity, but placebo responses are not evidence that…
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Why Do We Dream? What Science Knows So Far
Dreams emerge across different stages of sleep and may reflect memory and emotional processing, but scientists…
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How the Immune System Protects the Body
From rapid first-line defenses to highly targeted antibodies and immune memory, the body uses an interconnected…