The History Of Tarmacadam
How It Works|Issue 112

How an accidental spillage and a sharp-eyed surveyor led to a modern road surface

In 1901, Edgar Purnell Hooley, a surveyor for Nottinghamshire County, was strolling around Denby in Derbyshire, England. As part of his role he was required to carry out odd jobs throughout the county. But on one particular day he came across an unusually smooth piece of road while passing a factory.

Continue reading your story on the app

Continue reading your story in the magazine

MORE STORIES FROM HOW IT WORKSView All

What Causes A Landslide?

The forces of nature involved in these sudden and treacherous collapses

1 min read
How It Works
Issue 114

Russia's Ghost Radio Station

A mysterious shortwave signal is broadcasting an eerie buzz, but nobody knows why

2 mins read
How It Works
Issue 114

How To Build A Superyacht

We go behind the scenes at Sunseeker’s factory in Poole to learn how some of the world’s most impressive luxury yachts are built

5 mins read
How It Works
Issue 114

Alien Invasion

Venture behind enemy lines on the biodiversity battlefield and weed out the ecological imposters 

7 mins read
How It Works
Issue 114

Super Volcanoes

The world’s largest and deadliest volcanoes could envelop the whole planet in ash

5 mins read
How It Works
Issue 113

Rocket Travel

Come aboard and find out why rocket are set to replace commercial aircraft

7 mins read
How It Works
Issue 113

Rise Of The Robopets

Could the future for man’s best friend be more chrome than canine?

5 mins read
How It Works
Issue 113

The Airbus Beluga

Meet the whale of a plane designed to ferry oversized aircraft parts around the world

1 min read
How It Works
Issue 112

The History Of Tarmacadam

How an accidental spillage and a sharp-eyed surveyor led to a modern road surface

2 mins read
How It Works
Issue 112

Modified Enzyme Can Eat Plastic

Could this new discovery help solve our global plastic problem?

2 mins read
How It Works
Issue 112
RELATED STORIES

Olivia's LOVE TRIANGLE

Sparks fly with Harry Styles, but is she truly over Jason?

1 min read
Star
January 25, 2021

IVANKA & KARLIE: BAD BLOOD

Karlie Kloss usually steers clear of dishing on her sister- and brother in-law, Ivanka Trump and Jared Kusher, close advisors to the outgoing president.

1 min read
Star
January 25, 2021

MOM UNDER FIRE

FULLER HOUSE STAR CANDACE CAMERON BURE IS FED UP WITH HATERS MAKING SNIDE REMARKS ABOUT HER FAMILY.

1 min read
Star
January 25, 2021

FROM BRIDGERTON TO BOND?

“Regency royalty. Shaken and stirred,” Bridgerton hunk Regé-Jean Page tweeted Dec. 16.

1 min read
Star
January 25, 2021

Meghan EXPOSED

MEGHAN MARKLE’S OLDER HALF-SISTER IS DISHING SOME MAJOR DIRT ABOUT THE FORMER ACTRESS’ RISE TO ROYALTY IN HER NEW BOMBSHELL BOOK.

4 mins read
Star
January 25, 2021

INSIDE Kim's ESCAPE!

KIM KARDASHIAN REACHED HER BREAKING POINT WITH KANYE WEST MONTHS AGO — BUT TOOK MANY STEPS BEFORE SHE FINALLY LEFT HIM.

2 mins read
Star
January 25, 2021

Emma's BABY JOY!

AFTER MONTHS OF SPECULATION, THRILLED MOM-TO-BE EMMA STONE DEBUTS HER BABY BUMP DURING A HIKE WITH A PAL.

1 min read
Star
January 25, 2021

Florence & Zach: SECRETLY MARRIED?

Florence Pugh and Zach Braff had Hollywood abuzz after a pal wished her a happy birthday on social media Jan. 3 and cryptically referred to her as “FPB.”

1 min read
Star
January 25, 2021

DREW: HER SECRET HEARTACHE

She may appear carefree and wacky on her new talk show, but Drew Barrymore is nursing a private pain behind the scenes.

1 min read
Star
January 25, 2021

BEACH BOD: SECURED!

La Bella Vita

1 min read
Star
January 25, 2021