The sun sets over Death Valley, California, on July 7, 2024, a day when its temperature reached 129 degrees Fahrenheit.

Climate Scientists Project 2024 Will Be the Hottest Year on Record—and the First to Pass 1.5 Degrees Celsius of Warming

After November 2024 was the second warmest November in the books, experts say the year is "effectively certain" to break the heat record set by 2023

An illustration of the Westminster semaphore from the January 16, 1869, issue of the Illustrated Times

Chaotic Traffic From Horse-Drawn Carriages Inspired the World's First Traffic Lights

Initial reactions to the signal, installed in London on this day in 1868, were mixed. Then, a freak accident scrapped the project entirely after just a month

A worker sews a costume at the Royal Shakespeare Theatre in 2021 in Stratford-upon-Avon, England.

A Woman Appeared on the English Stage for the First Time on This Day in 1660, Transforming the World of Theater Forever

Despite this historic first, the identity of the first professional English actress on stage remains a theatrical mystery

A photo of the 124th Army-Navy Game, which was held on December 9, 2023

When Instant Replay Debuted During the Broadcast of a College Football Game in 1963, It Revolutionized the Way We Watch Sports

Piloting the new technology was a risky move in front of the national audience that watched the Army-Navy showdown on this day in 1963

Bust of Nefertiti in Neues Museum, Berlin

German Archaeologists Discovered the Iconic Bust of Nefertiti in an Ancient Egyptian Sculptor’s Studio. Find Out Why Their Discovery Is Now One of Archaeology’s Most Controversial

For over a century, ever since the bust was found on this day in 1912, the world has debated who should rightfully own this work of timeless beauty

A policeman uses flares to guide traffic during the Great Smog of 1952.

How an Extreme Combination of Fog and Air Pollution Brought London to a Standstill and Resulted in Thousands of Fatalities

On this day in 1952, buses stood still, cars were abandoned in the street, and residents couldn't see even a few feet in front of themselves as the lethal Great Smog descended on the city

An illustration of the Mary Celeste in 1861, when the ship was known as the Amazon

An Abandoned Merchant Ship Was Discovered Floating in the Atlantic in 1872. The Mystery of Its Missing Crew Was Never Solved

Speculation about what happened to the "Mary Celeste," found empty on this day in 1872, was so rife that even famed author Arthur Conan Doyle wrote a sensational short story about it

The Union Carbide India Limited pesticide plant in Bhopal, India

The World's Deadliest Industrial Disaster Exposed 500,000 People to Toxic Gas and Claimed Thousands of Lives

A web of technical failures, human errors and corporate malpractice in Bhopal, India, culminated in an unthinkable tragedy on this day in 1984

Touro Synagogue in Newport, Rhode Island

The Little-Known Story Behind the Oldest Surviving Synagogue in America

Through revolution and war, Touro Synagogue, which opened in Newport, Rhode Island, on this day in 1763, has long been a beacon for religious tolerance on the coast of New England

A political cartoon depicting a footrace for the position of president in the 1824 election

When No Candidate Won the 1824 Presidential Election, the House of Representatives Was Given the Rare Task of Deciding the Victor

A "corrupt bargain" that delivered John Quincy Adams the presidency ended the Era of Good Feelings and prompted a new period of partisan hostility

View of the Crystal Palace circa 1854, after the building was relocated to Sydenham in South London

When London's Iconic Crystal Palace Burned to the Ground in a Devastating Fire

Three years before World War II, on this day in 1936, an inferno marked the symbolic end of the global hegemony of the British Empire

John J. Egan's massive 24-panel Panorama of the Monumental Grandeur of the French Colonial Mississippi Valley depicts the Natchez revolt. Created in 1850, the panorama features scenes from across the Mississippi and Ohio River valleys.

In a ‘Horrific’ Attack Meant to Scare the Intruders, Natchez Warriors Revolted Against the French, Killing 230 Colonists

The 1729 attack in present-day Mississippi was part of a vicious cycle of violence and retribution

J. Frank Duryea and his American-made "motocycle" won first place in the Chicago Times-Herald race on November 28, 1895.

Six Cars Raced to the Finish Line of the U.S.'s First Automobile Race—at Speeds of Seven Miles Per Hour

Held on this day in 1895, the 54-mile round trip took more than ten hours and involved accidents with streetcars, horses and snowbanks

Harvey Milk at the Gay Pride Parade, San Francisco on 23rd June 1978.

Harvey Milk, One of the World’s First Openly Gay Politicians, Was Assassinated on This Day in 1978

A disgruntled former San Francisco politician killed Milk and the city’s mayor, George Moscone

Tutankhamun's tomb wasn’t plundered or looted to the same extent as others in the Valley of the Kings.

Why the Discovery of Tutankhamun's Tomb Was the Most Significant Archaeological Find of the 20th Century

The intact burial—unearthed on this day in 1922—contained a "wonderful" cache of objects linked to the ancient Egyptian pharaoh

Broadway, New York City at the outbreak of the Civil War in 1861. Union soldiers can be seen walking outside a recruiting station in the image's bottom right corner. 

The Shocking Moment When a Group of Confederate Spies Plotted—and Failed—to Burn Down New York City

Southern operatives tried to light New York businesses on fire and bring the Northern city to its knees on this date in 1864

A portrait of Henry VIII, based on an original by Hans Holbein the Younger

How Henry VIII's Armies Defeated a Much Larger Scottish Force, Humiliating His Nephew, the King of Scotland

On this day in 1542, the Battle of Solway Moss left James V enfeebled and ill, clearing the way for his young daughter, Mary, Queen of Scots, to claim the throne weeks later

Freddie Mercury of Queen, 1982 Tour at the Various Locations in Oakland, California 

Read Freddie Mercury’s Heartbreaking Announcement of His Diagnosis With HIV/AIDS, Released on This Date in 1991, Just a Day Before the Queen Frontman Died

Until Mercury released the statement, tabloid newspapers hounded the ailing singer, while only a smaller inner circle knew about the extent of his illness

A painting of the capture of Blackbeard on November 22, 1718

How British Authorities Finally Caught Up to the Most Notorious Pirate in History

On this day in 1718, the Royal Navy attacked and killed Blackbeard, also known as Edward Teach, off the coast of North Carolina

Rebecca Latimer Felton, photographed between 1909 and 1930

Meet the Woman Who Was the First Female Senator and the Last Senator to Be an Enslaver. She Served for Just One Day

Rebecca Felton was sworn in on this day, and despite her short time in power, her legacy reveals deep contradictions in American history

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