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Results for "History"

Found 153 results

The Sugar Cube That Stopped Polio
The Sugar Cube That Stopped Polio

Discover how Albert Sabin’s clever oral polio vaccine, dropped onto sugar cubes, blocked the virus …

How a Tilted Magnet Unlocked the Human Body
How a Tilted Magnet Unlocked the Human Body

Discover how Paul Lauterbur used magnetic gradients to turn a blind chemistry tool into the MRI sca…

A Dropped Flask Saved Millions of Drivers
A Dropped Flask Saved Millions of Drivers

Discover how Édouard Bénédictus accidentally invented laminated safety glass in 1903 after dropping…

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Trapping Ghosts in Tinfoil

How Thomas Edison and Charles Batchelor captured human speech for the first time in 1877 using a si…

The Ball That Tamed the Leaking Ink
The Ball That Tamed the Leaking Ink

How a frustrated journalist and a printing press roller inspired the invention of the modern ballpo…

How She Counted 44 Layers to Make Glass Invisible
How She Counted 44 Layers to Make Glass Invisible

Discover how Katharine Blodgett used a simple water trough and 44 molecular layers to create invisi…

The Lock That Picked the Sugar Code
The Lock That Picked the Sugar Code

Discover how Emil Fischer's frustration with bubbling sugar flasks led to the 'lock-and-key' model,…

The 2mm Limit That Starved Cancer
The 2mm Limit That Starved Cancer

Discover how Judah Folkman's rabbit eye experiment in the 1970s proved tumors need blood to grow, c…

How Martin Cooper Made the First Cell Phone Call in 1973
How Martin Cooper Made the First Cell Phone Call in 1973

In 1973, Martin Cooper stepped onto a Manhattan street with a brick-sized phone and dialed his bigg…

How a Scatter Plot Decoded the Stars
How a Scatter Plot Decoded the Stars

Discover how Henry Norris Russell's 1913 scatter plot solved the stellar paradox, proving stars hav…

How One Man Cleaned Glass to Connect the Ocean
How One Man Cleaned Glass to Connect the Ocean

In the 1960s, physicists gave up on sending light through glass. Charles Kao proved them wrong by f…

How a Half-Blind Explorer Solved a 3000-Year Mystery
How a Half-Blind Explorer Solved a 3000-Year Mystery

In 1857, John Speke searched for the Nile's source. Fever couldn't stop him from finding Lake Victo…