The dug out end of the tunnel, as photographed in 2009.

The Longest, Deepest Train Tunnel in the World Is About to Open

It goes straight through the base of the Alps

A close-up of Abraham Lincoln's signature on the Emancipation Proclamation.

Dozens of Rare Documents From American History Just Sold at Auction

Original copies of the 13th Amendment and the Emancipation Proclamation just sold for millions

"Red and Green II"
Georgia O'Keeffe, 1916
Watercolor on paper, laid down on paper.

A Painting Georgia O’Keeffe Wanted Destroyed Is on Display for the First Time in Nearly 60 Years

O’Keeffe’s watercolor returns to the town where she painted it

An artist's representation of an artificial meteor shower.

This Startup Wants to Open the 2020 Olympics With a Man-Made Meteor Shower

Could the only thing better than fireworks be fireworks launched from space?

An ad looking for a woman named Fanny who escaped  along with her daughter. The 7-year-old girl is described as a mulatto, which could suggest she is the daughter of the slaveowner seeking them out.

An Archive of Fugitive Slave Ads Sheds New Light on Lost Histories

Wanted ads posted by slave owners reveal details of life under slavery

Bug Poop Is Turning the Taj Mahal Green

To make matters worse, constant cleaning is damaging the monument’s delicate marble

An artist's rendering of the Indian Space Research Organization's prototype Reusable Launch Vehicle.

India’s Space Agency Just Launched a Mini Space Shuttle

One small step towards a cheaper space program

When It Rains in Boston, the Sidewalks Reveal Poetry

Water-resistant spray paint creates hidden poems on Beantown’s streets

Duke Riley's pigeons taking off for a performance of "Fly BY Night."

A Giant Flock of Pigeons Is Lighting up New York’s Night Sky

The show is meant to illustrate that pigeons aren't rats with wings

Five of the Most Iconic State Sandwiches

Choosing a state sandwich is hard work

The Pacific blue tang is the inspiration for the hero of PIxar's upcoming movie, "Finding Dory."

Conservationists Are Worried That “Finding Dory” Could Be Bad for Exotic Fish

Nemo and Dory make for problematic pets

A scene from "Ice Age" rendered through ta computer algorithm to look like an animated painting.

This Computer Algorithm Transforms Movies Into Breathtaking Works of Art

These neural networks can make any moving image into a masterpiece from Picasso to van Gogh

A life-sized bronze statue of Alexander Hamilton by sculptor Kim Crowley will be on display during the "Summer of Hamilton."

Get Ready for the “Summer of Hamilton”

A new exhibition at the New-York Historical Society focuses on the "$10 Founding Father"

Sikh passengers aboard the Komagata Maru in Vancouver's Burrard Inlet, 1914.

The Story of the Komagata Maru Is a Sad Mark on Canada’s Past

Why Prime Minister Trudeau’s decision to formally apologize is so significant

The three brightest stars in the image make up the Summer Triangle.

The Red Planet and Summer Triangle Will Soon Shine Bright

Mars is swooping closer to the Earth this week while the Summer Triangle rises in the sky

The BBC's free recipe repository will be shuttered some time in the next 12 months.

Thousands of People Are Trying to Save BBC’s Recipe Archive

Cost-cutting measures may nix the broadcaster's online recipe database

A lamprey in a tank at the Aquarium Restaurant Atalaya in Spain.

It’s Lamprey Breeding Time in Britain

The bloodsucking fish are returning rivers that were once too polluted for them to live in

Wander About an Art Installation Inspired by the Large Hadron Collider

Art from science

China Will Start Publicly Shaming Tourists Who Graffiti Mount Everest

Leave nothing but footprints

An illustration of the four spacecraft that detected a magnetic reconnection.

NASA Finally Caught This Crazy Space Weather in Action

The interactions between the Earth and the Sun’s magnetic fields drive explosive space weather

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