19 October 2015


The invention: 

A material comprising millions of tiny hooks and
loops that work together to create powerful and easy-to-use fasteners
for a wide range of applications.

The person behind the invention:

Georges de Mestral (1904-1990), a Swiss engineer and inventor

19 September 2015

Vat dye

The invention:

The culmination of centuries of efforts to mimic the
brilliant colors displayed in nature in dyes that can be used in
many products.

The people behind the invention:

Sir William Henry Perkin (1838-1907), an English student in
Hofmann’s laboratory
René Bohn (1862-1922), a synthetic organic chemist
Karl Heumann (1850-1894), a German chemist who taught Bohn
Roland Scholl (1865-1945), a Swiss chemist who established the
correct structure of Bohn’s dye
August Wilhelm von Hofmann (1818-1892), an organic chemist

28 July 2015

Vacuum tube

The invention:

 A sealed glass tube from which air and gas have
been removed to permit electrons to move more freely, the vacuum
tube was the heart of electronic systems until it was displaced
by transistors.

The people behind the invention:

Sir John Ambrose Fleming (1849-1945), an English physicist
and professor of electrical engineering
Thomas Alva Edison (1847-1931), an American inventor
Lee de Forest (1873-1961), an American scientist and inventor
Arthur Wehnelt (1871-1944), a German inventor

22 July 2015

Vacuum cleaner

The invention:

The first portable domestic vacuum cleaner successfully
adapted to electricity, the original machine helped begin
the electrification of domestic appliances in the early twentieth

The people behind the invention:

H. Cecil Booth (1871-1955), a British civil engineer
Melville R. Bissell (1843-1889), the inventor and marketer of the
Bissell carpet sweeper in 1876
William Henry Hoover (1849-1932), an American industrialist
James Murray Spangler (1848-1915), an American inventor

08 July 2015

UNIVAC Computer

The invention: 

The first commercially successful computer system.

The people behind the invention:

John Presper Eckert (1919-1995), an American electrical engineer
John W. Mauchly (1907-1980), an American physicist
John von Neumann (1903-1957), a Hungarian American
Howard Aiken (1900-1973), an American physicist
George Stibitz (1904-1995), a scientist at Bell Labs

22 April 2015


The invention: 

A medically safe alternative to X-ray examination,
ultrasound uses sound waves to detect fetal problems in pregnant

The people behind the invention:

Ian T. Donald (1910-1987), a British obstetrician

Paul Langévin (1872-1946), a French physicist

Marie Curie (1867-1946) and Pierre Curie (1859-1906), the French husband-and-wife team that researched and developed the field of radioactivity

Alice Stewart, a British researcher

21 February 2015


The invention: 

A microscope characterized by high-intensity illumination
for the study of exceptionally small objects, such as colloidal

The people behind the invention:

Richard Zsigmondy (1865-1929), an Austrian-born German
organic chemist who won the 1925 Nobel Prize in Chemistry
H. F. W. Siedentopf (1872-1940), a German physicist-optician
Max von Smouluchowski (1879-1961), a German organic

04 January 2015


The invention: 

Asuper-high-velocity centrifuge designed to separate
colloidal or submicroscopic substances, the ultracentrifuge
was used to measure the molecular weight of proteins and
proved that proteins are large molecules.