Conrad Haas: The 16th Century Rocket Pioneer

Mar 9, 2021

In 1961, a professor at the University of Bucharest, made a surprising discovery in the archives of the city of Sibiu, in Romania. It was a ...

Dazzle Camouflage: Hiding in Plain Sight

Mar 5, 2021

Unlike a submarine that can lurk beneath the waves, or an artillery tank that can camouflage itself among trees and the surrounding terrain,...

Pisonia: The Tree That Kills Birds

Mar 4, 2021

An overwhelming majority of plants depend upon birds and insects for seed dispersal. Plants attract pollinators by releasing aromatic compou...

The Lakeview Gusher: The Mother of Oil Spills

Mar 3, 2021

In the early days of oil drilling, when tools were basic and technology was lacking, every new oil well sunk into the ground ran the risk of...

The Pumps That Keep Germany Dry

Mar 1, 2021

The Ruhr valley in North Rhine-Westphalia was once Germany’s industrial heartland producing coal and steel, the two very essential raw mater...

Boot Scrapers

Mar 1, 2021

In the days before automobiles, when streets were meant for horses and their carts mostly, walking through mud and excrement was an unavoida...

Hitler’s Monster Railway

Feb 27, 2021

Hitler’s megalomaniac plans for Germany included a monumental new railway. This railway was supposed to connect the most important cities i...

The Great Smog of 1952

Feb 24, 2021

Londoners are no stranger to the cold, but on the morning of December 5, 1952, the sting of winter was felt worse than ever. The cold had th...

Johann Josef Loschmidt And Avogadro’s Number

Feb 22, 2021

Johann Josef Loschmidt is a name that might not ring many bells, yet everyone who took chemistry in junior college had surely come across Lo...

The Mad World of Hat Making

Feb 19, 2021

Hat-making in the 18th and 19th centuries was a hazardous business, because it involved the use of many chemicals, one of which was the toxi...

The Ingenuity of The ‘Ha-Ha’

Feb 17, 2021

What’s in a wall but a simple structure to keep intruders out, you might say. But a surprising amount of thought goes behind the constructio...

Flettner Rotor: Sailing Ships Without Sails

Feb 16, 2021

In 1926, a 2,000-ton steel-hulled schooner named Buckau made an extraordinary crossing across the Atlantic. Although the Buckau was techni...

Citizens! During Shelling This Side of The Street is The Most Dangerous

Feb 15, 2021

The city of Saint Petersburg is one of the most beautiful cities in Russia and in eastern Europe, with a great ensemble of historic building...

The Curious Tale of The Laocoön And His Sons’ Missing Arm

Feb 12, 2021

The story of Laocoön, the Trojan priest who was attacked and killed along with his two sons by giant serpents for attempting to expose the r...

The Largest War Memorial in The World is a 243 Kilometer Highway

Feb 11, 2021

When the First World War ended, the soldiers who had participated in it and were lucky enough to survive, returned to their homes. As in all...

When Israel Erased Color From Television Broadcasts

Feb 10, 2021

The first television broadcast in Israel was black and white, but unlike most nations, it wasn’t due to the lack of technology to broadcast ...

London’s Protected Views

Feb 8, 2021

Many prominent landmarks in London, such as St Paul's Cathedral, the Monument to the Great Fire of London , the Tower of London, The Pal...

Giuseppe Ferlini: The Pyramid Destroyer

Feb 5, 2021

If there is something that characterizes archeology, it is the care, the almost exquisite touch that is given to the sites and that makes a ...

William Walker: The Man Who Saved Winchester Cathedral

Feb 4, 2021

More than a century ago, Winchester Cathedral, which is one of the largest cathedrals in Europe and the longest of all Gothic cathedrals, wa...

How Astronomer Percival Lowell Mistook His Own Eye For Spokes on Venus

Feb 2, 2021

Percival Lowell, the American astronomer whose name bears an observatory in Arizona, made several very significant observations of the plane...