Results for "medical history"
Found 5 results
How One Doctor Dropped Maternal Death Rates from 18% to 1%
In 1847 Vienna, Dr. Semmelweis discovered unwashed hands were killing mothers. His simple chlorine …
The Chemical Scalpel That Tamed the Polio Monster
How Jonas Salk used formaldehyde as a chemical scalpel to kill the polio virus while keeping its ou…
The Tube That Touched the Living Heart
In 1929, young surgeon Werner Forssmann proved the heart could be safely accessed through a vein by…
The Clot That Spoke Blood's Secret
In 1901, Karl Landsteiner mixed blood on glass slides to find a hidden pattern. His discovery of bl…
The Invisible Light That Pierced Flesh
How Wilhelm Röntgen's accidental discovery of X-rays turned a glowing screen into a medical breakth…